From c8de9c736d37e46468d4cf9fbc0f270662a282fa Mon Sep 17 00:00:00 2001 From: Rene Date: Wed, 27 Jul 2022 22:19:33 +0200 Subject: [PATCH] improve code --- .../dist/overlayscrollbars.css | 44 +- .../dist/overlayscrollbars.esm.js | 1472 ++++++------ .../dist/overlayscrollbars.esm.js.map | 2 +- .../dist/overlayscrollbars.esm.min.js | 2 +- .../dist/overlayscrollbars.js | 1997 +++++++++-------- .../dist/overlayscrollbars.js.map | 2 +- .../dist/overlayscrollbars.min.js | 2 +- .../src/observers/sizeObserver.ts | 18 +- .../src/overlayscrollbars.ts | 3 + .../scrollbarsSetup.elements.ts | 3 +- .../scrollbarsSetup/scrollbarsSetup.events.ts | 9 +- .../structureSetup.observers.ts | 2 + .../src/support/dom/style.ts | 3 + .../types/overlayscrollbars.d.ts | 57 +- 14 files changed, 1945 insertions(+), 1671 deletions(-) diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.css b/packages/overlayscrollbars/dist/overlayscrollbars.css index 967dd50..ad5172d 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.css +++ b/packages/overlayscrollbars/dist/overlayscrollbars.css @@ -19,7 +19,7 @@ z-index: -1; contain: strict; display: flex; - flex-direction: column; + flex-direction: row; flex-wrap: nowrap; padding: inherit; border: inherit; @@ -118,11 +118,15 @@ min-height: 1px; min-width: 1px; } +[data-overlayscrollbars~='updating'] > .os-scrollbar { + display: none !important; } + .os-scrollbar { + contain: strict; transition: opacity 0.3s, visibility 0.3s, top 0.3s, right 0.3s, bottom 0.3s, left 0.3s; pointer-events: none; position: absolute; - z-index: 0; + z-index: 99999; opacity: 0; visibility: hidden; } @@ -133,30 +137,24 @@ body > .os-scrollbar { transition: none; } .os-scrollbar-track { - pointer-events: none; position: relative; - height: 100%; - width: 100%; + direction: ltr !important; padding: 0 !important; border: none !important; } +.os-scrollbar-handle { + position: absolute; } + +.os-scrollbar-track, .os-scrollbar-handle { pointer-events: none; - position: absolute; width: 100%; height: 100%; } -.os-scrollbar-handle-interactive, -.os-scrollbar-track-interactive { - pointer-events: auto; } - -.os-scrollbar-unusable, -.os-scrollbar-unusable * { - pointer-events: none !important; } - -.os-scrollbar-unusable .os-scrollbar-handle { - opacity: 0 !important; - visibility: hidden Im !important; } +.os-scrollbar.os-scrollbar-track-interactive .os-scrollbar-track, +.os-scrollbar.os-scrollbar-handle-interactive .os-scrollbar-handle { + pointer-events: auto; + touch-action: none; } .os-scrollbar-horizontal { bottom: 0; @@ -173,7 +171,8 @@ body > .os-scrollbar { right: auto; left: 0; } -.os-scrollbar-visible { +.os-scrollbar-visible, +.os-scrollbar-interaction.os-scrollbar-visible { opacity: 1; visibility: visible; } @@ -181,9 +180,12 @@ body > .os-scrollbar { opacity: 0; visibility: hidden; } -.os-scrollbar-interaction.os-scrollbar-visible { - opacity: 1; - visibility: visible; } +.os-scrollbar-unusable, +.os-scrollbar-unusable * { + pointer-events: none !important; } + +.os-scrollbar-unusable .os-scrollbar-handle { + opacity: 0 !important; } .os-scrollbar.os-scrollbar-horizontal.os-scrollbar-cornerless { left: 0; diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js index 7b16235..64c5b5b 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js +++ b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js @@ -25,7 +25,7 @@ function style(t, n) { } return s; } - each(keys(n), (o => setCSSVal(t, o, n[o]))); + t && each(keys(n), (o => setCSSVal(t, o, n[o]))); } const createCache = (t, n) => { @@ -291,10 +291,6 @@ const appendChildren = (t, n) => { before(t, null, n); }; -const prependChildren = (t, n) => { - before(t, t && t.firstChild, n); -}; - const insertBefore = (t, n) => { before(parent(t), t, n); }; @@ -374,9 +370,9 @@ const a = jsAPI("IntersectionObserver"); const u = jsAPI("ResizeObserver"); -const d = jsAPI("cancelAnimationFrame"); +const f = jsAPI("cancelAnimationFrame"); -const f = jsAPI("requestAnimationFrame"); +const d = jsAPI("requestAnimationFrame"); const _ = window.setTimeout; @@ -461,8 +457,8 @@ const debounce = (t, n) => { if (l) { const r = isFunction(i) ? i() : i; const l = isNumber(r) && r >= 0; - const u = n > 0 ? _ : f; - const g = n > 0 ? h : d; + const u = n > 0 ? _ : d; + const g = n > 0 ? h : f; const v = mergeParms(t); const w = v || t; const p = a.bind(0, w); @@ -497,13 +493,11 @@ const getCSSVal = (t, n, o) => null != n ? n[o] || n.getPropertyValue(o) : t.sty const setCSSVal = (t, n, o) => { try { - if (t) { - const {style: s} = t; - if (!isUndefined(s[n])) { - s[n] = adaptCSSVal(n, o); - } else { - s.setProperty(n, o); - } + const {style: s} = t; + if (!isUndefined(s[n])) { + s[n] = adaptCSSVal(n, o); + } else { + s.setProperty(n, o); } } catch (s) {} }; @@ -588,8 +582,8 @@ const on = (t, n, o, s) => { var e; const c = supportPassiveEvents(); const r = null != (e = c && s && s.S) ? e : c; - const i = s && s.C || false; - const l = s && s.$ || false; + const i = s && s.$ || false; + const l = s && s.C || false; const a = []; const u = c ? { passive: r, @@ -608,6 +602,8 @@ const on = (t, n, o, s) => { const stopPropagation = t => t.stopPropagation(); +const preventDefault = t => t.preventDefault(); + const b = { x: 0, y: 0 @@ -684,61 +680,69 @@ const m = `${y}-flexbox-glue`; const S = `${m}-max`; -const C = "data-overlayscrollbars"; +const x = "data-overlayscrollbars"; -const x = `${C}-overflow-x`; +const $ = `${x}-overflow-x`; -const $ = `${C}-overflow-y`; +const C = `${x}-overflow-y`; const O = "overflowVisible"; -const z = "scrollbarHidden"; +const A = "scrollbarHidden"; -const I = "os-padding"; +const z = "updating"; -const A = "os-viewport"; +const T = "os-padding"; -const T = `${A}-arrange`; +const I = "os-viewport"; -const D = "os-content"; +const E = `${I}-arrange`; -const E = `${A}-scrollbar-hidden`; +const L = "os-content"; + +const H = `${I}-scrollbar-hidden`; const P = `os-overflow-visible`; -const H = "os-size-observer"; +const D = "os-size-observer"; -const L = `${H}-appear`; +const M = `${D}-appear`; -const M = `${H}-listener`; +const R = `${D}-listener`; -const R = `${M}-scroll`; +const k = `${R}-scroll`; -const V = `${M}-item`; +const B = `${R}-item`; -const k = `${V}-final`; +const V = `${B}-final`; -const B = "os-trinsic-observer"; +const j = "os-trinsic-observer"; -const j = "os-scrollbar"; +const Y = "os-scrollbar"; -const Y = `${j}-horizontal`; +const q = `${Y}-horizontal`; -const q = `${j}-vertical`; +const F = `${Y}-vertical`; -const F = "os-scrollbar-track"; +const G = `${Y}-track`; -const G = "os-scrollbar-handle"; +const N = `${Y}-handle`; -const N = `${j}-visible`; +const U = `${Y}-visible`; -const U = `${j}-cornerless`; +const W = `${Y}-cornerless`; -const W = `${j}-transitionless`; +const X = `${Y}-transitionless`; -const X = `${j}-interaction`; +const J = `${Y}-interaction`; -const J = `${j}-auto-hidden`; +const K = `${Y}-unusable`; + +const Z = `${Y}-auto-hidden`; + +const Q = `${G}-interactive`; + +const tt = `${N}-interactive`; const opsStringify = t => JSON.stringify(t, ((t, n) => { if (isFunction(n)) { @@ -747,7 +751,7 @@ const opsStringify = t => JSON.stringify(t, ((t, n) => { return n; })); -const K = { +const nt = { paddingAbsolute: false, showNativeOverlaidScrollbars: false, updating: { @@ -767,7 +771,7 @@ const K = { autoHideDelay: 800, dragScroll: true, clickScroll: false, - touch: true + pointers: [ "mouse", "touch", "pen" ] } }; @@ -796,19 +800,19 @@ const getOptionsDiff = (t, n) => { return o; }; -const Z = {}; +const ot = {}; -const getPlugins = () => assignDeep({}, Z); +const getPlugins = () => assignDeep({}, ot); const addPlugin = t => { each(isArray(t) ? t : [ t ], (t => { each(keys(t), (n => { - Z[n] = t[n]; + ot[n] = t[n]; })); })); }; -const Q = { +const st = { boolean: "__TPL_boolean_TYPE__", number: "__TPL_number_TYPE__", string: "__TPL_string_TYPE__", @@ -818,56 +822,56 @@ const Q = { null: "__TPL_null_TYPE__" }; -const tt = Q.number; +const et = st.number; -const nt = Q.boolean; +const ct = st.boolean; -const ot = [ Q.array, Q.null ]; +const rt = [ st.array, st.null ]; -const st = "hidden scroll visible visible-hidden"; +const it = "hidden scroll visible visible-hidden"; -const et = "visible hidden auto"; +const lt = "visible hidden auto"; -const ct = "never scroll leavemove"; +const at = "never scroll leavemove"; ({ - paddingAbsolute: nt, - showNativeOverlaidScrollbars: nt, + paddingAbsolute: ct, + showNativeOverlaidScrollbars: ct, updating: { - elementEvents: ot, - attributes: ot, - debounce: [ Q.number, Q.array, Q.null ], - ignoreMutation: [ Q.function, Q.null ] + elementEvents: rt, + attributes: rt, + debounce: [ st.number, st.array, st.null ], + ignoreMutation: [ st.function, st.null ] }, overflow: { - x: st, - y: st + x: it, + y: it }, scrollbars: { - theme: [ Q.string, Q.null ], - visibility: et, - autoHide: ct, - autoHideDelay: tt, - dragScroll: nt, - clickScroll: nt, - touch: nt + theme: [ st.string, st.null ], + visibility: lt, + autoHide: at, + autoHideDelay: et, + dragScroll: ct, + clickScroll: ct, + pointers: [ st.array, st.null ] } }); -const rt = "__osOptionsValidationPlugin"; +const ut = "__osOptionsValidationPlugin"; -const it = 3333333; +const ft = 3333333; -const lt = "scroll"; +const dt = "scroll"; -const at = "__osSizeObserverPlugin"; +const _t = "__osSizeObserverPlugin"; -const ut = { - [at]: { +const ht = { + [_t]: { O: (t, n, o) => { - const s = createDOM(`
`); + const s = createDOM(`
`); appendChildren(t, s); - addClass(t, R); + addClass(t, k); const e = s[0]; const c = e.lastChild; const r = e.firstChild; @@ -877,10 +881,10 @@ const ut = { let u = false; let _; const reset = () => { - scrollLeft(r, it); - scrollTop(r, it); - scrollLeft(c, it); - scrollTop(c, it); + scrollLeft(r, ft); + scrollTop(r, ft); + scrollLeft(c, ft); + scrollTop(c, ft); }; const onResized = t => { _ = 0; @@ -895,28 +899,28 @@ const ut = { if (t) { stopPropagation(t); if (u && !_) { - d(_); - _ = f(onResized); + f(_); + _ = d(onResized); } } else { onResized(false === t); } reset(); }; - const h = push([], [ on(r, lt, onScroll), on(c, lt, onScroll) ]); + const h = push([], [ on(r, dt, onScroll), on(c, dt, onScroll) ]); style(i, { - width: it, - height: it + width: ft, + height: ft }); - reset(); + d(reset); return [ o ? onScroll.bind(0, false) : reset, h ]; } } }; -let dt = 0; +let gt = 0; -const {round: ft, abs: _t} = Math; +const {round: vt, abs: wt} = Math; const getWindowDPR = () => { const t = window.screen.deviceXDPI || 0; @@ -925,40 +929,40 @@ const getWindowDPR = () => { }; const diffBiggerThanOne = (t, n) => { - const o = _t(t); - const s = _t(n); + const o = wt(t); + const s = wt(n); return !(o === s || o + 1 === s || o - 1 === s); }; -const ht = "__osScrollbarsHidingPlugin"; +const pt = "__osScrollbarsHidingPlugin"; -const gt = { - [ht]: { - I: t => { - const {A: n, T: o, D: s} = t; +const bt = { + [pt]: { + A: t => { + const {T: n, I: o, L: s} = t; const e = !s && !n && (o.x || o.y); const c = e ? document.createElement("style") : false; if (c) { - attr(c, "id", `${T}-${dt}`); - dt++; + attr(c, "id", `${E}-${gt}`); + gt++; } return c; }, - P: (t, n, o, s, e, c, r) => { + H: (t, n, o, s, e, c, r) => { const arrangeViewport = (n, c, r, i) => { if (t) { - const {H: t} = e(); - const {L: l, M: a} = n; - const {x: u, y: d} = a; - const {x: f, y: _} = l; + const {P: t} = e(); + const {D: l, M: a} = n; + const {x: u, y: f} = a; + const {x: d, y: _} = l; const h = i ? "paddingRight" : "paddingLeft"; const g = t[h]; const v = t.paddingTop; const w = c.w + r.w; const p = c.h + r.h; const b = { - w: _ && d ? `${_ + w - g}px` : "", - h: f && u ? `${f + p - v}px` : "" + w: _ && f ? `${_ + w - g}px` : "", + h: d && u ? `${d + p - v}px` : "" }; if (s) { const {sheet: t} = s; @@ -966,7 +970,7 @@ const gt = { const {cssRules: n} = t; if (n) { if (!n.length) { - t.insertRule(`#${attr(s, "id")} + .${T}::before {}`, 0); + t.insertRule(`#${attr(s, "id")} + .${E}::before {}`, 0); } const o = n[0].style; o.width = b.w; @@ -985,21 +989,21 @@ const gt = { const undoViewportArrange = (s, i, l) => { if (t) { const a = l || c(s); - const {H: u} = e(); - const {M: d} = a; - const {x: f, y: _} = d; + const {P: u} = e(); + const {M: f} = a; + const {x: d, y: _} = f; const h = {}; const assignProps = t => each(t.split(" "), (t => { h[t] = u[t]; })); - if (f) { + if (d) { assignProps("marginBottom paddingTop paddingBottom"); } if (_) { assignProps("marginLeft marginRight paddingLeft paddingRight"); } const g = style(o, keys(h)); - removeClass(o, T); + removeClass(o, E); if (!n) { h.height = ""; } @@ -1007,7 +1011,7 @@ const gt = { return [ () => { r(a, i, t, g); style(o, g); - addClass(o, T); + addClass(o, E); }, a ]; } return [ noop ]; @@ -1030,21 +1034,21 @@ const gt = { return; } const i = { - w: _t(r.w), - h: _t(r.h) + w: wt(r.w), + h: wt(r.h) }; const l = { - w: _t(ft(c.w / (t.w / 100))), - h: _t(ft(c.h / (t.h / 100))) + w: wt(vt(c.w / (t.w / 100))), + h: wt(vt(c.h / (t.h / 100))) }; const a = getWindowDPR(); const u = i.w > 2 && i.h > 2; - const d = !diffBiggerThanOne(l.w, l.h); - const f = a !== n && a > 0; - const _ = u && d && f; + const f = !diffBiggerThanOne(l.w, l.h); + const d = a !== n && a > 0; + const _ = u && f && d; if (_) { const [t, n] = s(); - assignDeep(o.V, t); + assignDeep(o.k, t); if (n) { e(); } @@ -1056,7 +1060,7 @@ const gt = { } }; -let vt; +let yt; const getNativeScrollbarSize = (t, n, o, s) => { appendChildren(t, n); @@ -1072,7 +1076,7 @@ const getNativeScrollbarSize = (t, n, o, s) => { const getNativeScrollbarsHiding = t => { let n = false; - const o = addClass(t, E); + const o = addClass(t, H); try { n = "none" === style(t, cssProperty("scrollbar-width")) || "none" === window.getComputedStyle(t, "::-webkit-scrollbar").getPropertyValue("display"); } catch (s) {} @@ -1128,40 +1132,43 @@ const createEnvironment = () => { x: 0 === l.x, y: 0 === l.y }; - const d = { + const f = { + host: null, padding: !a, + viewport: t => a && t === t.ownerDocument.body && t, content: false, + scrollbarsSlot: true, cancel: { nativeScrollbarsOverlaid: true, body: null } }; - const f = assignDeep({}, K); + const d = assignDeep({}, nt); const _ = { - V: l, - T: u, - A: a, - D: "-1" === style(o, "zIndex"), - k: getRtlScrollBehavior(o, s), - B: getFlexboxGlue(o, s), + k: l, + I: u, + T: a, + L: "-1" === style(o, "zIndex"), + B: getRtlScrollBehavior(o, s), + V: getFlexboxGlue(o, s), j: t => e("_", t), - Y: assignDeep.bind(0, {}, d), + Y: assignDeep.bind(0, {}, f), q(t) { - assignDeep(d, t); - }, - F: assignDeep.bind(0, {}, f), - G(t) { assignDeep(f, t); }, - N: assignDeep({}, d), - U: assignDeep({}, f) + F: assignDeep.bind(0, {}, d), + G(t) { + assignDeep(d, t); + }, + N: assignDeep({}, f), + U: assignDeep({}, d) }; removeAttr(o, "style"); removeElements(o); if (!a && (!u.x || !u.y)) { let t; window.addEventListener("resize", (() => { - const n = getPlugins()[ht]; + const n = getPlugins()[pt]; t = t || n && n.R(); t && t(_, r, c.bind(0, "_")); })); @@ -1170,37 +1177,39 @@ const createEnvironment = () => { }; const getEnvironment = () => { - if (!vt) { - vt = createEnvironment(); + if (!yt) { + yt = createEnvironment(); } - return vt; + return yt; }; const resolveInitialization = (t, n) => isFunction(t) ? t.apply(0, n) : t; -const staticInitializationElement = (t, n, o, s) => resolveInitialization(s || resolveInitialization(o, t), t) || n.apply(0, t); +const staticInitializationElement = (t, n, o, s) => { + const e = isUndefined(s) ? o : s; + const c = resolveInitialization(e, t); + return c || n(); +}; const dynamicInitializationElement = (t, n, o, s) => { - let e = resolveInitialization(s, t); - if (isNull(e) || isUndefined(e)) { - e = resolveInitialization(o, t); - } - return true === e || isNull(e) || isUndefined(e) ? n.apply(0, t) : e; + const e = isUndefined(s) ? o : s; + const c = resolveInitialization(e, t); + return !!c && (isHTMLElement(c) ? c : n()); }; const cancelInitialization = (t, n) => { const {nativeScrollbarsOverlaid: o, body: s} = t || {}; const {W: e, X: c} = n; - const {Y: r, T: i} = getEnvironment(); + const {Y: r, I: i} = getEnvironment(); const {nativeScrollbarsOverlaid: l, body: a} = r().cancel; const u = null != o ? o : l; - const d = isBoolean(s) || isNull(s) ? s : a; - const f = (i.x || i.y) && u; - const _ = e && (isNull(d) ? !c : d); - return !!f || !!_; + const f = isUndefined(s) ? a : s; + const d = (i.x || i.y) && u; + const _ = e && (isNull(f) ? !c : f); + return !!d || !!_; }; -const wt = createDiv.bind(0, ""); +const mt = createDiv.bind(0, ""); const unwrap = t => { appendChildren(parent(t), contents(t)); @@ -1208,108 +1217,109 @@ const unwrap = t => { }; const addDataAttrHost = (t, n) => { - attr(t, C, n); - return removeAttr.bind(0, t, C); + attr(t, x, n); + return removeAttr.bind(0, t, x); }; const createStructureSetupElements = t => { const n = getEnvironment(); - const {Y: o, A: s} = n; - const e = getPlugins()[ht]; - const c = e && e.I; + const {Y: o, T: s} = n; + const e = getPlugins()[pt]; + const c = e && e.A; const {host: r, viewport: i, padding: l, content: a} = o(); - const d = isHTMLElement(t); - const f = d ? {} : t; - const {host: _, padding: h, viewport: g, content: v} = f; - const w = d ? t : f.target; - const p = is(w, "textarea"); - const b = w.ownerDocument; - const y = w === b.body; - const m = b.defaultView; - const S = y ? s : !!u && !p && s; - const O = staticInitializationElement.bind(0, [ w ]); - const z = dynamicInitializationElement.bind(0, [ w ]); - const T = [ O(wt, i, y && !hasOwnProperty(f, "viewport") ? w : g), O(wt, i), O(wt) ].filter((t => S ? true : t !== w))[0]; - const P = T === w; - const H = { - J: w, - K: p ? O(wt, r, _) : w, - Z: T, - tt: !P && z(wt, l, h), - nt: !P && z(wt, a, v), - ot: !P && !s && c && c(n), - st: m, - et: b, - ct: p, - W: y, - rt: d, - X: P, - it: (t, n) => P ? hasAttrClass(T, C, n) : hasClass(T, t), - lt: (t, n, o) => P ? attrClass(T, C, n, o) : (o ? addClass : removeClass)(T, t) + const u = isHTMLElement(t); + const f = u ? {} : t; + const {host: d, padding: _, viewport: h, content: g} = f; + const v = u ? t : f.target; + const w = is(v, "textarea"); + const p = v.ownerDocument; + const b = v === p.body; + const y = p.defaultView; + const m = staticInitializationElement.bind(0, [ v ]); + const S = dynamicInitializationElement.bind(0, [ v ]); + const O = m(mt, i, h); + const A = O === v; + const z = { + J: v, + K: w ? m(mt, r, d) : v, + Z: O, + tt: !A && S(mt, l, _), + nt: !A && S(mt, a, g), + ot: !A && !s && c && c(n), + st: b ? p.documentElement : O, + et: b ? p : O, + ct: y, + rt: p, + it: w, + W: b, + lt: u, + X: A, + ut: (t, n) => A ? hasAttrClass(O, x, n) : hasClass(O, t), + ft: (t, n, o) => A ? attrClass(O, x, n, o) : (o ? addClass : removeClass)(O, t) }; - const L = keys(H).reduce(((t, n) => { - const o = H[n]; + const E = keys(z).reduce(((t, n) => { + const o = z[n]; return push(t, o && !parent(o) ? o : false); }), []); - const elementIsGenerated = t => t ? indexOf(L, t) > -1 : null; - const {J: M, K: R, tt: V, Z: k, nt: B, ot: j} = H; - const Y = []; - const q = p && elementIsGenerated(R); - const F = p ? M : contents([ B, k, V, R, M ].find((t => false === elementIsGenerated(t)))); - const G = B || k; + const elementIsGenerated = t => t ? indexOf(E, t) > -1 : null; + const {J: P, K: D, tt: M, Z: R, nt: k, ot: B} = z; + const V = []; + const j = w && elementIsGenerated(D); + const Y = w ? P : contents([ k, R, M, D, P ].find((t => false === elementIsGenerated(t)))); + const q = k || R; const appendElements = () => { - const t = addDataAttrHost(R, P ? "viewport" : "host"); - const n = addClass(V, I); - const o = addClass(k, !P && A); - const e = addClass(B, D); - const c = y ? addClass(parent(w), E) : noop; - if (q) { - insertAfter(M, R); - push(Y, (() => { - insertAfter(R, M); - removeElements(R); + const t = addDataAttrHost(D, A ? "viewport" : "host"); + const n = addClass(M, T); + const o = addClass(R, !A && I); + const e = addClass(k, L); + const c = b ? addClass(parent(v), H) : noop; + if (j) { + insertAfter(P, D); + push(V, (() => { + insertAfter(D, P); + removeElements(D); })); } - appendChildren(G, F); - appendChildren(R, V); - appendChildren(V || R, !P && k); - appendChildren(k, B); - push(Y, (() => { + appendChildren(q, Y); + appendChildren(D, M); + appendChildren(M || D, !A && R); + appendChildren(R, k); + push(V, (() => { c(); t(); - removeAttr(k, x); - removeAttr(k, $); - if (elementIsGenerated(B)) { - unwrap(B); - } + removeAttr(R, $); + removeAttr(R, C); if (elementIsGenerated(k)) { unwrap(k); } - if (elementIsGenerated(V)) { - unwrap(V); + if (elementIsGenerated(R)) { + unwrap(R); + } + if (elementIsGenerated(M)) { + unwrap(M); } n(); o(); e(); })); - if (s && !P) { - push(Y, removeClass.bind(0, k, E)); + if (s && !A) { + push(V, removeClass.bind(0, R, H)); } - if (j) { - insertBefore(k, j); - push(Y, removeElements.bind(0, j)); + if (B) { + insertBefore(R, B); + push(V, removeElements.bind(0, B)); } }; - return [ H, appendElements, runEachAndClear.bind(0, Y) ]; + return [ z, appendElements, runEachAndClear.bind(0, V) ]; }; const createTrinsicUpdateSegment = (t, n) => { const {nt: o} = t; const [s] = n; return t => { - const {B: n} = getEnvironment(); - const {ut: e} = s(); - const {dt: c} = t; + const {V: n} = getEnvironment(); + const {dt: e} = s(); + const {_t: c} = t; const r = (o || !n) && c; if (r) { style(o, { @@ -1317,8 +1327,8 @@ const createTrinsicUpdateSegment = (t, n) => { }); } return { - ft: r, - _t: r + ht: r, + gt: r }; }; }; @@ -1331,18 +1341,18 @@ const createPaddingUpdateSegment = (t, n) => { o: topRightBottomLeft() }, topRightBottomLeft.bind(0, e, "padding", "")); return (t, n, e) => { - let [u, d] = a(e); - const {A: f, B: _} = getEnvironment(); - const {ht: h} = o(); - const {ft: g, _t: v, gt: w} = t; + let [u, f] = a(e); + const {T: d, V: _} = getEnvironment(); + const {vt: h} = o(); + const {ht: g, gt: v, wt: w} = t; const [p, b] = n("paddingAbsolute"); const y = !_ && v; - if (g || d || y) { - [u, d] = l(e); + if (g || f || y) { + [u, f] = l(e); } - const m = !i && (b || w || d); + const m = !i && (b || w || f); if (m) { - const t = !p || !c && !f; + const t = !p || !c && !d; const n = u.r + u.l; const o = u.t + u.b; const e = { @@ -1364,27 +1374,27 @@ const createPaddingUpdateSegment = (t, n) => { style(r, i); s({ tt: u, - vt: !t, - H: c ? i : assignDeep({}, e, i) + bt: !t, + P: c ? i : assignDeep({}, e, i) }); } return { - wt: m + yt: m }; }; }; -const {max: pt} = Math; +const {max: St} = Math; -const bt = pt.bind(0, 0); +const xt = St.bind(0, 0); -const yt = "visible"; +const $t = "visible"; -const mt = "hidden"; +const Ct = "hidden"; -const St = 42; +const Ot = 42; -const Ct = { +const At = { u: equalWH, o: { w: 0, @@ -1392,19 +1402,19 @@ const Ct = { } }; -const xt = { +const zt = { u: equalXY, o: { - x: mt, - y: mt + x: Ct, + y: Ct } }; const getOverflowAmount = (t, n) => { const o = window.devicePixelRatio % 1 !== 0 ? 1 : 0; const s = { - w: bt(t.w - n.w), - h: bt(t.h - n.h) + w: xt(t.w - n.w), + h: xt(t.h - n.h) }; return { w: s.w > o ? s.w : 0, @@ -1414,61 +1424,61 @@ const getOverflowAmount = (t, n) => { const conditionalClass = (t, n, o) => o ? addClass(t, n) : removeClass(t, n); -const overflowIsVisible = t => 0 === t.indexOf(yt); +const overflowIsVisible = t => 0 === t.indexOf($t); const createOverflowUpdateSegment = (t, n) => { const [o, s] = n; - const {K: e, tt: c, Z: r, ot: i, X: l, lt: a} = t; - const {V: u, B: d, A: f, T: _} = getEnvironment(); - const h = getPlugins()[ht]; - const g = !l && !f && (_.x || _.y); - const [v, w] = createCache(Ct, fractionalSize.bind(0, r)); - const [p, b] = createCache(Ct, scrollSize.bind(0, r)); - const [y, m] = createCache(Ct); - const [S, I] = createCache(Ct); - const [A] = createCache(xt); + const {K: e, tt: c, Z: r, ot: i, X: l, ft: a} = t; + const {k: u, V: f, T: d, I: _} = getEnvironment(); + const h = getPlugins()[pt]; + const g = !l && !d && (_.x || _.y); + const [v, w] = createCache(At, fractionalSize.bind(0, r)); + const [p, b] = createCache(At, scrollSize.bind(0, r)); + const [y, m] = createCache(At); + const [S, z] = createCache(At); + const [T] = createCache(zt); const fixFlexboxGlue = (t, n) => { style(r, { height: "" }); if (n) { - const {vt: n, tt: s} = o(); - const {bt: c, L: i} = t; + const {bt: n, tt: s} = o(); + const {St: c, D: i} = t; const l = fractionalSize(e); const a = clientSize(e); const u = "content-box" === style(r, "boxSizing"); - const d = n || u ? s.b + s.t : 0; - const f = !(_.x && u); + const f = n || u ? s.b + s.t : 0; + const d = !(_.x && u); style(r, { - height: a.h + l.h + (c.x && f ? i.x : 0) - d + height: a.h + l.h + (c.x && d ? i.x : 0) - f }); } }; const getViewportOverflowState = (t, n) => { - const o = !f && !t ? St : 0; + const o = !d && !t ? Ot : 0; const getStatePerAxis = (t, s, e) => { const c = style(r, t); const i = n ? n[t] : c; const l = "scroll" === i; const a = s ? o : e; - const u = l && !f ? a : 0; - const d = s && !!o; - return [ c, l, u, d ]; + const u = l && !d ? a : 0; + const f = s && !!o; + return [ c, l, u, f ]; }; const [s, e, c, i] = getStatePerAxis("overflowX", _.x, u.x); - const [l, a, d, h] = getStatePerAxis("overflowY", _.y, u.y); + const [l, a, f, h] = getStatePerAxis("overflowY", _.y, u.y); return { - yt: { + xt: { x: s, y: l }, - bt: { + St: { x: e, y: a }, - L: { + D: { x: c, - y: d + y: f }, M: { x: i, @@ -1479,7 +1489,7 @@ const createOverflowUpdateSegment = (t, n) => { const setViewportOverflowState = (t, n, o, s) => { const setAxisOverflowStyle = (t, n) => { const o = overflowIsVisible(t); - const s = n && o && t.replace(`${yt}-`, "") || ""; + const s = n && o && t.replace(`${$t}-`, "") || ""; return [ n && !o ? t : "", overflowIsVisible(s) ? "hidden" : s ]; }; const [e, c] = setAxisOverflowStyle(o.x, n.x); @@ -1489,72 +1499,72 @@ const createOverflowUpdateSegment = (t, n) => { return getViewportOverflowState(t, s); }; const hideNativeScrollbars = (t, n, s, e) => { - const {L: c, M: r} = t; + const {D: c, M: r} = t; const {x: i, y: l} = r; const {x: a, y: u} = c; - const {H: d} = o(); - const f = n ? "marginLeft" : "marginRight"; + const {P: f} = o(); + const d = n ? "marginLeft" : "marginRight"; const _ = n ? "paddingLeft" : "paddingRight"; - const h = d[f]; - const g = d.marginBottom; - const v = d[_]; - const w = d.paddingBottom; + const h = f[d]; + const g = f.marginBottom; + const v = f[_]; + const w = f.paddingBottom; e.width = `calc(100% + ${u + -1 * h}px)`; - e[f] = -u + h; + e[d] = -u + h; e.marginBottom = -a + g; if (s) { e[_] = v + (l ? u : 0); e.paddingBottom = w + (i ? a : 0); } }; - const [T, D] = h ? h.P(g, d, r, i, o, getViewportOverflowState, hideNativeScrollbars) : [ () => g, () => [ noop ] ]; + const [I, E] = h ? h.H(g, f, r, i, o, getViewportOverflowState, hideNativeScrollbars) : [ () => g, () => [ noop ] ]; return (t, n, i) => { - const {ft: u, St: h, _t: g, wt: H, dt: L, gt: M} = t; - const {ut: R, ht: V} = o(); - const [k, B] = n("showNativeOverlaidScrollbars"); + const {ht: u, $t: h, gt: g, yt: L, _t: D, wt: M} = t; + const {dt: R, vt: k} = o(); + const [B, V] = n("showNativeOverlaidScrollbars"); const [j, Y] = n("overflow"); - const q = k && _.x && _.y; - const F = !l && !d && (u || g || h || B || L); + const q = B && _.x && _.y; + const F = !l && !f && (u || g || h || V || D); const G = overflowIsVisible(j.x); const N = overflowIsVisible(j.y); const U = G || N; let W = w(i); let X = b(i); let J = m(i); - let K = I(i); + let K = z(i); let Z; - if (B && f) { - a(E, z, !q); + if (V && d) { + a(H, A, !q); } if (F) { Z = getViewportOverflowState(q); fixFlexboxGlue(Z, R); } - if (u || H || g || M || B) { + if (u || L || g || M || V) { if (U) { a(P, O, false); } - const [t, n] = D(q, V, Z); + const [t, n] = E(q, k, Z); const [o, s] = W = v(i); const [e, c] = X = p(i); const l = clientSize(r); let u = e; - let d = l; + let f = l; t(); - if ((c || s || B) && n && !q && T(n, e, o, V)) { - d = clientSize(r); + if ((c || s || V) && n && !q && I(n, e, o, k)) { + f = clientSize(r); u = scrollSize(r); } - const f = { - w: bt(pt(e.w, u.w) + o.w), - h: bt(pt(e.h, u.h) + o.h) + const d = { + w: xt(St(e.w, u.w) + o.w), + h: xt(St(e.h, u.h) + o.h) }; const _ = { - w: bt(d.w + bt(l.w - e.w) + o.w), - h: bt(d.h + bt(l.h - e.h) + o.h) + w: xt(f.w + xt(l.w - e.w) + o.w), + h: xt(f.h + xt(l.h - e.h) + o.h) }; K = S(_); - J = y(getOverflowAmount(f, _), i); + J = y(getOverflowAmount(d, _), i); } const [Q, tt] = K; const [nt, ot] = J; @@ -1565,7 +1575,7 @@ const createOverflowUpdateSegment = (t, n) => { y: nt.h > 0 }; const lt = G && N && (it.x || it.y) || G && it.x && !it.y || N && it.y && !it.x; - if (H || M || rt || et || tt || ot || Y || B || F) { + if (L || M || rt || et || tt || ot || Y || V || F) { const t = { marginRight: 0, marginBottom: 0, @@ -1575,39 +1585,39 @@ const createOverflowUpdateSegment = (t, n) => { overflowX: "" }; const n = setViewportOverflowState(q, it, j, t); - const o = T(n, st, ct, V); + const o = I(n, st, ct, k); if (!l) { - hideNativeScrollbars(n, V, o, t); + hideNativeScrollbars(n, k, o, t); } if (F) { fixFlexboxGlue(n, R); } if (l) { - attr(e, x, t.overflowX); - attr(e, $, t.overflowY); + attr(e, $, t.overflowX); + attr(e, C, t.overflowY); } else { style(r, t); } } - attrClass(e, C, O, lt); + attrClass(e, x, O, lt); conditionalClass(c, P, lt); !l && conditionalClass(r, P, U); - const [at, ut] = A(getViewportOverflowState(q).yt); + const [at, ut] = T(getViewportOverflowState(q).xt); s({ - yt: at, + xt: at, Ct: { x: Q.w, y: Q.h }, - xt: { + Ot: { x: nt.w, y: nt.h }, - $t: it + At: it }); return { - Ot: ut, - zt: tt, + zt: ut, + Tt: tt, It: ot }; }; @@ -1626,50 +1636,52 @@ const prepareUpdateHints = (t, n, o) => { }; const createStructureSetupUpdate = (t, n) => { - const {Z: o} = t; - const {A: s, T: e, B: c} = getEnvironment(); - const r = !s && (e.x || e.y); - const i = [ createTrinsicUpdateSegment(t, n), createPaddingUpdateSegment(t, n), createOverflowUpdateSegment(t, n) ]; - return (t, n, s) => { - const e = prepareUpdateHints(assignDeep({ - ft: false, + const {Z: o, ft: s} = t; + const {T: e, I: c, V: r} = getEnvironment(); + const i = !e && (c.x || c.y); + const l = [ createTrinsicUpdateSegment(t, n), createPaddingUpdateSegment(t, n), createOverflowUpdateSegment(t, n) ]; + return (t, n, e) => { + const c = prepareUpdateHints(assignDeep({ + ht: false, + yt: false, wt: false, - gt: false, - dt: false, - zt: false, + _t: false, + Tt: false, It: false, - Ot: false, - St: false, - _t: false - }, n), {}, s); - const l = r || !c; - const a = l && scrollLeft(o); - const u = l && scrollTop(o); - let d = e; - each(i, (n => { - d = prepareUpdateHints(d, n(d, t, !!s) || {}, s); + zt: false, + $t: false, + gt: false + }, n), {}, e); + const a = i || !r; + const u = a && scrollLeft(o); + const f = a && scrollTop(o); + s("", z, true); + let d = c; + each(l, (n => { + d = prepareUpdateHints(d, n(d, t, !!e) || {}, e); })); - scrollLeft(o, a); - scrollTop(o, u); + scrollLeft(o, u); + scrollTop(o, f); + s("", z); return d; }; }; -const $t = 3333333; +const Tt = 3333333; const getElmDirectionIsRTL = t => "rtl" === style(t, "direction"); const domRectHasDimensions = t => t && (t.height || t.width); const createSizeObserver = (t, n, o) => { - const {At: s = false, Tt: e = false} = o || {}; - const c = getPlugins()[at]; - const {k: r} = getEnvironment(); - const i = createDOM(`
`); + const {Et: s = false, Lt: e = false} = o || {}; + const c = getPlugins()[_t]; + const {B: r} = getEnvironment(); + const i = createDOM(`
`); const l = i[0]; const a = l.firstChild; - const d = getElmDirectionIsRTL.bind(0, l); - const [f] = createCache({ + const f = getElmDirectionIsRTL.bind(0, l); + const [d] = createCache({ o: void 0, _: true, u: (t, n) => !(!t || !domRectHasDimensions(t) && domRectHasDimensions(n)) @@ -1681,7 +1693,7 @@ const createSizeObserver = (t, n, o) => { let i = false; let a = true; if (o) { - const [n, , o] = f(t.pop().contentRect); + const [n, , o] = d(t.pop().contentRect); const s = domRectHasDimensions(n); const e = domRectHasDimensions(o); c = !o || !s; @@ -1694,69 +1706,70 @@ const createSizeObserver = (t, n, o) => { } if (s && a) { const n = e ? t[0] : getElmDirectionIsRTL(l); - scrollLeft(l, n ? r.n ? -$t : r.i ? 0 : $t : $t); - scrollTop(l, $t); + scrollLeft(l, n ? r.n ? -Tt : r.i ? 0 : Tt : Tt); + scrollTop(l, Tt); } if (!c) { n({ - ft: !e, - Dt: e ? t : void 0, - Tt: !!i + ht: !e, + Ht: e ? t : void 0, + Lt: !!i }); } }; const _ = []; let h = e ? onSizeChangedCallbackProxy : false; let g; - if (u) { - const t = new u(onSizeChangedCallbackProxy); - t.observe(a); - push(_, (() => { - t.disconnect(); - })); - } else if (c) { - const [t, n] = c.O(a, onSizeChangedCallbackProxy, e); - h = t; - push(_, n); - } - if (s) { - g = createCache({ - o: !d() - }, d); - const [t] = g; - push(_, on(l, "scroll", (n => { - const o = t(); - const [s, e] = o; - if (e) { - removeClass(a, "ltr rtl"); - if (s) { - addClass(a, "rtl"); - } else { - addClass(a, "ltr"); - } - onSizeChangedCallbackProxy(o); - } - stopPropagation(n); - }))); - } - if (h) { - addClass(l, L); - push(_, on(l, "animationstart", h, { - $: !!u - })); - } - prependChildren(t, l); - return () => { + return [ () => { runEachAndClear(_); removeElements(l); - }; + }, () => { + if (u) { + const t = new u(onSizeChangedCallbackProxy); + t.observe(a); + push(_, (() => { + t.disconnect(); + })); + } else if (c) { + const [t, n] = c.O(a, onSizeChangedCallbackProxy, e); + h = t; + push(_, n); + } + if (s) { + g = createCache({ + o: !f() + }, f); + const [t] = g; + push(_, on(l, "scroll", (n => { + const o = t(); + const [s, e] = o; + if (e) { + removeClass(a, "ltr rtl"); + if (s) { + addClass(a, "rtl"); + } else { + addClass(a, "ltr"); + } + onSizeChangedCallbackProxy(o); + } + stopPropagation(n); + }))); + } + if (h) { + addClass(l, M); + push(_, on(l, "animationstart", h, { + C: !!u + })); + } + appendChildren(t, l); + } ]; }; const isHeightIntrinsic = t => 0 === t.h || t.isIntersecting || t.intersectionRatio > 0; const createTrinsicObserver = (t, n) => { let o; - const s = createDiv(B); + const s = createDiv(j); const e = []; const [c] = createCache({ o: false @@ -1776,26 +1789,29 @@ const createTrinsicObserver = (t, n) => { return triggerOnTrinsicChangedCallback(t.pop(), n); } }; - if (a) { - o = new a((t => intersectionObserverCallback(t)), { - root: t - }); - o.observe(s); - push(e, (() => { - o.disconnect(); - })); - } else { - const onSizeChanged = () => { - const t = offsetSize(s); - triggerOnTrinsicChangedCallback(t); - }; - push(e, createSizeObserver(s, onSizeChanged)); - onSizeChanged(); - } - prependChildren(t, s); return [ () => { runEachAndClear(e); removeElements(s); + }, () => { + if (a) { + o = new a((t => intersectionObserverCallback(t)), { + root: t + }); + o.observe(s); + push(e, (() => { + o.disconnect(); + })); + } else { + const onSizeChanged = () => { + const t = offsetSize(s); + triggerOnTrinsicChangedCallback(t); + }; + const [t, n] = createSizeObserver(s, onSizeChanged); + push(e, t); + n(); + onSizeChanged(); + } + appendChildren(t, s); }, () => { if (o) { return intersectionObserverCallback(o.takeRecords(), true); @@ -1832,16 +1848,15 @@ const createEventContentChange = (t, n, o) => { n(); } } - const listener = t => { + const i = on(o, c, (t => { if (e) { - off(o, c, listener); + i(); s.delete(o); } else { n(t); } - }; - on(o, c, listener); - s.set(o, [ c, () => off(o, c, listener) ]); + })); + s.set(o, [ c, i ]); })))); } }; @@ -1854,8 +1869,8 @@ const createEventContentChange = (t, n, o) => { const createDOMObserver = (t, n, o, s) => { let e = false; - const {Et: c, Pt: r, Ht: i, Lt: a, Mt: u, Rt: d} = s || {}; - const f = debounce((() => { + const {Pt: c, Dt: r, Mt: i, Rt: a, kt: u, Bt: f} = s || {}; + const d = debounce((() => { if (e) { o(true); } @@ -1863,43 +1878,43 @@ const createDOMObserver = (t, n, o, s) => { g: 33, v: 99 }); - const [_, h] = createEventContentChange(t, f, i); + const [_, h] = createEventContentChange(t, d, i); const g = c || []; const v = r || []; const w = g.concat(v); const observerCallback = (e, c) => { const r = u || noop; - const i = d || noop; + const i = f || noop; const l = []; - const f = []; + const d = []; let _ = false; let g = false; let w = false; each(e, (o => { - const {attributeName: e, target: c, type: u, oldValue: d, addedNodes: h} = o; + const {attributeName: e, target: c, type: u, oldValue: f, addedNodes: h} = o; const p = "attributes" === u; const b = "childList" === u; const y = t === c; const m = p && isString(e) ? attr(c, e) : 0; - const S = 0 !== m && d !== m; - const C = indexOf(v, e) > -1 && S; + const S = 0 !== m && f !== m; + const x = indexOf(v, e) > -1 && S; if (n && !y) { const n = !p; - const l = p && C; + const l = p && x; const u = l && a && is(c, a); - const _ = u ? !r(c, e, d, m) : n || l; + const _ = u ? !r(c, e, f, m) : n || l; const v = _ && !i(o, !!u, t, s); - push(f, h); + push(d, h); g = g || v; w = w || b; } - if (!n && y && S && !r(c, e, d, m)) { + if (!n && y && S && !r(c, e, f, m)) { push(l, e); - _ = _ || C; + _ = _ || x; } })); - if (w && !isEmptyArray(f)) { - h((t => f.reduce(((n, o) => { + if (w && !isEmptyArray(d)) { + h((t => d.reduce(((n, o) => { push(n, find(t, o)); return is(o, t) ? push(n, o) : n; }), []))); @@ -1931,31 +1946,31 @@ const createDOMObserver = (t, n, o, s) => { } }, () => { if (e) { - f.m(); + d.m(); const t = p.takeRecords(); return !isEmptyArray(t) && observerCallback(t, true); } } ]; }; -const Ot = `[${C}]`; +const It = `[${x}]`; -const zt = `.${A}`; +const Et = `.${I}`; -const It = [ "tabindex" ]; +const Lt = [ "tabindex" ]; -const At = [ "wrap", "cols", "rows" ]; +const Ht = [ "wrap", "cols", "rows" ]; -const Tt = [ "id", "class", "style", "open" ]; +const Pt = [ "id", "class", "style", "open" ]; const createStructureSetupObservers = (t, n, o) => { let s; let e; let c; const [, r] = n; - const {K: i, Z: l, nt: a, ct: d, X: f, it: _, lt: h} = t; - const {A: g, B: v} = getEnvironment(); - const [w] = createCache({ + const {K: i, Z: l, nt: a, it: f, X: d, ut: _, ft: h} = t; + const {V: g} = getEnvironment(); + const [v] = createCache({ u: equalWH, o: { w: 0, @@ -1963,16 +1978,18 @@ const createStructureSetupObservers = (t, n, o) => { } }, (() => { const t = _(P, O); - const n = _(T, ""); + const n = _(E, ""); const o = n && scrollLeft(l); const s = n && scrollTop(l); h(P, O); - h(T, ""); + h(E, ""); + h("", z, true); const e = scrollSize(a); const c = scrollSize(l); const r = fractionalSize(l); h(P, O, t); - h(T, "", n); + h(E, "", n); + h("", z); scrollLeft(l, o); scrollTop(l, s); return { @@ -1980,8 +1997,8 @@ const createStructureSetupObservers = (t, n, o) => { h: c.h + e.h + r.h }; })); - const p = d ? At : Tt.concat(At); - const b = debounce(o, { + const w = f ? Ht : Pt.concat(Ht); + const p = debounce(o, { g: () => s, v: () => e, p(t, n) { @@ -1994,8 +2011,8 @@ const createStructureSetupObservers = (t, n, o) => { } }); const updateViewportAttrsFromHost = t => { - each(t || It, (t => { - if (indexOf(It, t) > -1) { + each(t || Lt, (t => { + if (indexOf(Lt, t) > -1) { const n = attr(i, t); if (isString(n)) { attr(l, t, n); @@ -2008,35 +2025,35 @@ const createStructureSetupObservers = (t, n, o) => { const onTrinsicChanged = (t, n) => { const [s, e] = t; const c = { - dt: e + _t: e }; r({ - ut: s + dt: s }); !n && o(c); return c; }; - const onSizeChanged = ({ft: t, Dt: n, Tt: s}) => { - const e = !t || s ? o : b; + const onSizeChanged = ({ht: t, Ht: n, Lt: s}) => { + const e = !t || s ? o : p; let c = false; if (n) { const [t, o] = n; c = o; r({ - ht: t + vt: t }); } e({ - ft: t, - gt: c + ht: t, + wt: c }); }; const onContentMutation = (t, n) => { - const [, s] = w(); + const [, s] = v(); const e = { - _t: s + gt: s }; - const c = t ? o : b; + const c = t ? o : p; if (s) { !n && c(e); } @@ -2044,55 +2061,58 @@ const createStructureSetupObservers = (t, n, o) => { }; const onHostMutation = (t, n, o) => { const s = { - St: n + $t: n }; if (n) { - !o && b(s); - } else if (!f) { + !o && p(s); + } else if (!d) { updateViewportAttrsFromHost(t); } return s; }; - const y = (a || !v) && createTrinsicObserver(i, onTrinsicChanged); - const m = !f && createSizeObserver(i, onSizeChanged, { - Tt: true, - At: !g + const [b, y, m] = a || !g ? createTrinsicObserver(i, onTrinsicChanged) : [ noop, noop, noop ]; + const [S, x] = !d ? createSizeObserver(i, onSizeChanged, { + Lt: true, + Et: true + }) : [ noop, noop ]; + const [$, C] = createDOMObserver(i, false, onHostMutation, { + Dt: Pt, + Pt: Pt.concat(Lt) }); - const [S, C] = createDOMObserver(i, false, onHostMutation, { - Pt: Tt, - Et: Tt.concat(It) - }); - const x = f && new u(onSizeChanged.bind(0, { - ft: true + const A = d && u && new u(onSizeChanged.bind(0, { + ht: true })); - x && x.observe(i); + A && A.observe(i); updateViewportAttrsFromHost(); return [ () => { - c && c[0](); - y && y[0](); - m && m(); - x && x.disconnect(); + b(); S(); + c && c[0](); + A && A.disconnect(); + $(); + }, () => { + x(); + y(); }, () => { const t = {}; const n = C(); - const o = c && c[1](); - const s = y && y[1](); + const o = m(); + const s = c && c[1](); if (n) { assignDeep(t, onHostMutation.apply(0, push(n, true))); } if (o) { - assignDeep(t, onContentMutation.apply(0, push(o, true))); + assignDeep(t, onTrinsicChanged.apply(0, push(o, true))); } if (s) { - assignDeep(t, onTrinsicChanged.apply(0, push(s, true))); + assignDeep(t, onContentMutation.apply(0, push(s, true))); } return t; }, t => { const [n] = t("updating.ignoreMutation"); const [o, r] = t("updating.attributes"); const [i, u] = t("updating.elementEvents"); - const [d, f] = t("updating.debounce"); + const [f, d] = t("updating.debounce"); const _ = u || r; const ignoreMutationFromOptions = t => isFunction(n) && n(t); if (_) { @@ -2101,26 +2121,26 @@ const createStructureSetupObservers = (t, n, o) => { c[0](); } c = createDOMObserver(a || l, true, onContentMutation, { - Pt: p.concat(o || []), - Et: p.concat(o || []), - Ht: i, - Lt: Ot, - Rt: (t, n) => { + Dt: w.concat(o || []), + Pt: w.concat(o || []), + Mt: i, + Rt: It, + Bt: (t, n) => { const {target: o, attributeName: s} = t; - const e = !n && s ? liesBetween(o, Ot, zt) : false; - return e || !!closest(o, `.${j}`) || !!ignoreMutationFromOptions(t); + const e = !n && s ? liesBetween(o, It, Et) : false; + return e || !!closest(o, `.${Y}`) || !!ignoreMutationFromOptions(t); } }); } - if (f) { - b.m(); - if (isArray(d)) { - const t = d[0]; - const n = d[1]; + if (d) { + p.m(); + if (isArray(f)) { + const t = f[0]; + const n = f[1]; s = isNumber(t) ? t : false; e = isNumber(n) ? n : false; - } else if (isNumber(d)) { - s = d; + } else if (isNumber(f)) { + s = f; e = false; } else { s = false; @@ -2135,15 +2155,15 @@ const Dt = { y: 0 }; -const Et = { +const Mt = { tt: { t: 0, r: 0, b: 0, l: 0 }, - vt: false, - H: { + bt: false, + P: { marginRight: 0, marginBottom: 0, marginLeft: 0, @@ -2153,73 +2173,169 @@ const Et = { paddingLeft: 0 }, Ct: Dt, - xt: Dt, - yt: { + Ot: Dt, + xt: { x: "hidden", y: "hidden" }, - $t: { + At: { x: false, y: false }, - ut: false, - ht: false + dt: false, + vt: false }; const createStructureSetup = (t, n) => { const o = createOptionCheck(n, {}); - const s = createState(Et); + const s = createState(Mt); const [e, c, r] = createEventListenerHub(); const [i] = s; const [l, a, u] = createStructureSetupElements(t); - const d = createStructureSetupUpdate(l, s); + const f = createStructureSetupUpdate(l, s); const triggerUpdateEvent = (t, n, o) => { const s = keys(t).some((n => t[n])); if (s || !isEmptyObject(n) || o) { r("u", [ t, n, o ]); } }; - const [f, _, h] = createStructureSetupObservers(l, s, (t => { - triggerUpdateEvent(d(o, t), {}, false); + const [d, _, h, g] = createStructureSetupObservers(l, s, (t => { + triggerUpdateEvent(f(o, t), {}, false); })); - const g = i.bind(0); - g.Vt = t => { + const v = i.bind(0); + v.Vt = t => { e("u", t); }; - g.kt = a; - g.Bt = l; + v.jt = () => { + _(); + a(); + }; + v.Yt = l; return [ (t, o) => { const s = createOptionCheck(n, t, o); - h(s); - triggerUpdateEvent(d(s, _(), o), t, !!o); - }, g, () => { + g(s); + triggerUpdateEvent(f(s, h(), o), t, !!o); + }, v, () => { c(); - f(); + d(); u(); } ]; }; -const Pt = "touchstart mouseenter"; +const {round: Rt, abs: kt} = Math; -const Ht = "touchend touchcancel mouseleave"; - -const stopRootClickPropagation = (t, n) => on(t, "mousedown", on.bind(0, n, "click", stopPropagation, { - $: true, - C: true -}), { - C: true +const getPageOffset = t => ({ + x: t.pageX, + y: t.pageY }); -const createScrollbarsSetupElements = (t, n) => { - const {Y: o} = getEnvironment(); - const {scrollbarsSlot: s} = o(); - const {et: e, J: c, K: r, Z: i, rt: l} = n; - const a = l ? null : t.scrollbarsSlot; - const u = dynamicInitializationElement([ c, r, i ], (() => r), s, a); - const scrollbarsAddRemoveClass = (t, n, o, s) => { - const e = o ? addClass : removeClass; +const getScale = t => { + const {width: n, height: o} = getBoundingClientRect(t); + const {w: s, h: e} = offsetSize(t); + return { + x: Rt(n) / s || 1, + y: Rt(o) / e || 1 + }; +}; + +const continuePointerDown = (t, n, o) => { + const s = n.scrollbars; + const {button: e, isPrimary: c, pointerType: r} = t; + const {pointers: i} = s; + return 0 === e && c && s[o] && (i || []).includes(r); +}; + +const createRootClickStopPropagationEvents = (t, n) => on(t, "mousedown", on.bind(0, n, "click", stopPropagation, { + C: true, + $: true +}), { + $: true +}); + +const createDragScrollingEvents = (t, n, o, s, e, c) => { + const {B: r} = getEnvironment(); + const {qt: i, Ft: l, Gt: a} = o; + const u = `scroll${c ? "Left" : "Top"}`; + const f = `${c ? "x" : "y"}`; + const d = `${c ? "w" : "h"}`; + const createOnPointerMoveHandler = (t, n, o) => _ => { + const {Ot: h} = e(); + const g = (getPageOffset(_)[f] - n) * o; + const v = offsetSize(l)[d] - offsetSize(i)[d]; + const w = g / v; + const p = w * h[f]; + const b = "rtl" === style(a, "direction"); + const y = b && c ? r.n || r.i ? 1 : -1 : 1; + s[u] = kt(t) + p * y; + }; + return on(i, "pointerdown", (o => { + if (continuePointerDown(o, t, "dragScroll")) { + const t = on(n, "selectstart", (t => preventDefault(t)), { + S: false + }); + const e = on(i, "pointermove", createOnPointerMoveHandler(s[u] || 0, getPageOffset(o)[f], 1 / getScale(s)[f])); + on(i, "pointerup", (n => { + t(); + e(); + i.releasePointerCapture(n.pointerId); + }), { + C: true + }); + i.setPointerCapture(o.pointerId); + } + })); +}; + +const createScrollbarsSetupEvents = (t, n) => (o, s, e, c, r) => { + const {Gt: i} = o; + return runEachAndClear.bind(0, [ on(i, "pointerenter", (() => { + s(J, true); + })), on(i, "pointerleave pointercancel", (() => { + s(J); + })), createRootClickStopPropagationEvents(i, e), createDragScrollingEvents(t, e, o, c, n, r) ]); +}; + +const {min: Bt, max: Vt, abs: jt} = Math; + +const getScrollbarHandleLengthRatio = (t, n, o, s) => { + if (s) { + const t = o ? "x" : "y"; + const {Ot: n, Ct: e} = s; + const c = e[t]; + const r = n[t]; + return Vt(0, Bt(1, c / (c + r))); + } + const e = o ? "w" : "h"; + const c = offsetSize(t)[e]; + const r = offsetSize(n)[e]; + return Vt(0, Bt(1, c / r)); +}; + +const getScrollbarHandleOffsetRatio = (t, n, o, s, e, c) => { + const {B: r} = getEnvironment(); + const i = c ? "x" : "y"; + const l = c ? "Left" : "Top"; + const {Ot: a} = s; + const u = Math.floor(a[i]); + const f = jt(o[`scroll${l}`]); + const d = c && e; + const _ = r.i ? f : u - f; + const h = d ? _ : f; + const g = Bt(1, h / u); + const v = getScrollbarHandleLengthRatio(t, n, c); + return 1 / v * (1 - v) * g; +}; + +const createScrollbarsSetupElements = (t, n, o) => { + const {Y: s} = getEnvironment(); + const {scrollbarsSlot: e} = s(); + const {rt: c, J: r, K: i, Z: l, lt: a, st: u} = n; + const {scrollbarsSlot: f} = a ? {} : t; + const d = dynamicInitializationElement([ r, i, l ], (() => i), e, f); + const scrollbarStructureAddRemoveClass = (t, n, o) => { + const s = o ? addClass : removeClass; each(t, (t => { - e((s || noop)(t) || t.jt, n); + s(t.Gt, n); })); }; const scrollbarsHandleStyle = (t, n) => { @@ -2228,86 +2344,99 @@ const createScrollbarsSetupElements = (t, n) => { style(o, s); })); }; - const d = []; - const f = []; + const scrollbarStructureRefreshHandleLength = (t, n, o) => { + scrollbarsHandleStyle(t, (t => { + const {qt: s, Ft: e} = t; + return [ s, { + [o ? "width" : "height"]: `${(100 * getScrollbarHandleLengthRatio(s, e, o, n)).toFixed(3)}%` + } ]; + })); + }; + const scrollbarStructureRefreshHandleOffset = (t, n, o) => { + const s = o ? "X" : "Y"; + scrollbarsHandleStyle(t, (t => { + const {qt: e, Ft: c, Gt: r} = t; + const i = getScrollbarHandleOffsetRatio(e, c, u, n, "rtl" === style(r, "direction"), o); + const l = i === i; + return [ e, { + transform: l ? `translate${s}(${(100 * i).toFixed(3)}%)` : "" + } ]; + })); + }; const h = []; - const g = scrollbarsAddRemoveClass.bind(0, f); - const v = scrollbarsAddRemoveClass.bind(0, h); + const g = []; + const v = []; + const scrollbarsAddRemoveClass = (t, n, o) => { + const s = isBoolean(o); + const e = s ? o : true; + const c = s ? !o : true; + e && scrollbarStructureAddRemoveClass(g, t, n); + c && scrollbarStructureAddRemoveClass(v, t, n); + }; + const refreshScrollbarsHandleLength = t => { + scrollbarStructureRefreshHandleLength(g, t, true); + scrollbarStructureRefreshHandleLength(v, t); + }; + const refreshScrollbarsHandleOffset = t => { + scrollbarStructureRefreshHandleOffset(g, t, true); + scrollbarStructureRefreshHandleOffset(v, t); + }; const generateScrollbarDOM = t => { - const n = t ? Y : q; - const o = t ? f : h; - const s = isEmptyArray(o) ? W : ""; - const c = createDiv(`${j} ${n} ${s}`); - const r = createDiv(F); + const n = t ? q : F; + const s = t ? g : v; + const e = isEmptyArray(s) ? X : ""; + const r = createDiv(`${Y} ${n} ${e}`); const i = createDiv(G); - const l = { - jt: c, - Yt: r, - qt: i + const l = createDiv(N); + const a = { + Gt: r, + Ft: i, + qt: l }; - appendChildren(c, r); appendChildren(r, i); - push(o, l); - push(d, [ removeElements.bind(0, c), on(c, Pt, (() => { - g(X, true); - v(X, true); - })), on(c, Ht, (() => { - g(X); - v(X); - })), stopRootClickPropagation(c, e) ]); - return l; + appendChildren(i, l); + push(s, a); + push(h, [ removeElements.bind(0, r), o(a, scrollbarsAddRemoveClass, c, u, t) ]); + return a; }; const w = generateScrollbarDOM.bind(0, true); const p = generateScrollbarDOM.bind(0, false); const appendElements = () => { - appendChildren(u, f[0].jt); - appendChildren(u, h[0].jt); + appendChildren(d, g[0].Gt); + appendChildren(d, v[0].Gt); _((() => { - g(W); - v(W); + scrollbarsAddRemoveClass(X); }), 300); }; w(); p(); return [ { - Ft: { - Gt: f, - Nt: w, - Ut: g, - Wt: scrollbarsHandleStyle.bind(0, f) - }, + Nt: refreshScrollbarsHandleLength, + Ut: refreshScrollbarsHandleOffset, + Wt: scrollbarsAddRemoveClass, Xt: { - Gt: h, - Nt: p, - Ut: v, - Wt: scrollbarsHandleStyle.bind(0, h) + Jt: g, + Kt: w, + Zt: scrollbarsHandleStyle.bind(0, g) + }, + Qt: { + Jt: v, + Kt: p, + Zt: scrollbarsHandleStyle.bind(0, v) } - }, appendElements, runEachAndClear.bind(0, d) ]; + }, appendElements, runEachAndClear.bind(0, h) ]; }; -const {min: Lt} = Math; - const createSelfCancelTimeout = t => { let n; - const o = t ? _ : f; - const s = t ? h : d; + const o = t ? _ : d; + const s = t ? h : f; return [ e => { s(n); n = o(e, isFunction(t) ? t() : t); }, () => s(n) ]; }; -const refreshScrollbarHandleLength = (t, n, o) => { - const {xt: s, Ct: e} = n; - const c = o ? "x" : "y"; - const r = e[c]; - const i = s[c]; - const l = Lt(1, r / (r + i)); - t((t => [ t.qt, { - [o ? "width" : "height"]: `${(100 * l).toFixed(3)}%` - } ])); -}; - const createScrollbarsSetup = (t, n, o) => { let s; let e; @@ -2317,26 +2446,29 @@ const createScrollbarsSetup = (t, n, o) => { let l = 0; const a = createState({}); const [u] = a; - const [d, f] = createSelfCancelTimeout(); + const [f, d] = createSelfCancelTimeout(); const [_, h] = createSelfCancelTimeout(); const [g, v] = createSelfCancelTimeout(100); const [w, p] = createSelfCancelTimeout(100); const [b, y] = createSelfCancelTimeout((() => l)); - const [m, S, C] = createScrollbarsSetupElements(t, o.Bt); - const {K: x, Z: $} = o.Bt; - const {Ft: O, Xt: z} = m; - const {Ut: I, Wt: A} = O; - const {Ut: T, Wt: D} = z; + const [m, S, x] = createScrollbarsSetupElements(t, o.Yt, createScrollbarsSetupEvents(n, o)); + const {K: $, Z: C, st: O, et: A, X: z, W: T} = o.Yt; + const {Xt: I, Qt: E, Wt: L, Nt: H, Ut: P} = m; + const {Zt: D} = I; + const {Zt: M} = E; + const styleScrollbarPosition = t => { + const {Gt: n} = t; + const o = z && !T && parent(n) === C && n; + return [ o, { + transform: o ? `translate(${scrollLeft(O)}px, ${scrollTop(O)}px)` : "" + } ]; + }; const manageScrollbarsAutoHide = (t, n) => { y(); if (t) { - I(J); - T(J); + L(Z); } else { - const hide = () => { - I(J, true); - T(J, true); - }; + const hide = () => L(Z, true); if (l > 0 && !n) { b(hide); } else { @@ -2348,91 +2480,99 @@ const createScrollbarsSetup = (t, n, o) => { r = e; r && manageScrollbarsAutoHide(true); }; - const E = [ v, y, p, h, f, C, on(x, "mouseover", onHostMouseEnter, { - $: true - }), on(x, "mouseenter", onHostMouseEnter), on(x, "mouseleave", (() => { + const R = [ v, y, p, h, d, x, on($, "mouseover", onHostMouseEnter, { + C: true + }), on($, "mouseenter", onHostMouseEnter), on($, "mouseleave", (() => { r = false; e && manageScrollbarsAutoHide(false); - })), on(x, "mousemove", (() => { - s && d((() => { + })), on($, "mousemove", (() => { + s && f((() => { v(); manageScrollbarsAutoHide(true); w((() => { s && manageScrollbarsAutoHide(false); })); })); - })), on($, "scroll", (() => { - c && _((() => { - manageScrollbarsAutoHide(true); + })), on(A, "scroll", (() => { + _((() => { + P(o()); + c && manageScrollbarsAutoHide(true); g((() => { c && !r && manageScrollbarsAutoHide(false); })); })); + z && D(styleScrollbarPosition); + z && M(styleScrollbarPosition); })) ]; - const P = u.bind(0); - P.Bt = m; - P.kt = S; + const k = u.bind(0); + k.Yt = m; + k.jt = S; return [ (t, r, a) => { - const {zt: u, It: d, Ot: f} = a; - const _ = createOptionCheck(n, t, r); - const h = o(); - const [g, v] = _("scrollbars.theme"); - const [w, p] = _("scrollbars.visibility"); - const [b, y] = _("scrollbars.autoHide"); - const [m] = _("scrollbars.autoHideDelay"); - _("scrollbars.dragScrolling"); - _("scrollbars.touchSupport"); - const S = u || d; - const C = f || p; + const {Tt: u, It: f, zt: d, wt: _} = a; + const h = createOptionCheck(n, t, r); + const g = o(); + const {Ot: v, xt: w} = g; + const [p, b] = h("scrollbars.theme"); + const [y, m] = h("scrollbars.visibility"); + const [S, x] = h("scrollbars.autoHide"); + const [$] = h("scrollbars.autoHideDelay"); + const [C, O] = h("scrollbars.dragScroll"); + const [A, z] = h("scrollbars.clickScroll"); + const T = u || f || _; + const I = d || m; const setScrollbarVisibility = (t, n) => { - const o = "visible" === w || "auto" === w && "scroll" === t; - n(N, o); + const o = "visible" === y || "auto" === y && "scroll" === t; + L(U, o, n); return o; }; - l = m; - if (C) { - const {yt: t} = h; - const n = setScrollbarVisibility(t.x, I); - const o = setScrollbarVisibility(t.y, T); - const s = n && o; - I(U, !s); - T(U, !s); + l = $; + if (b) { + L(i); + L(p, true); + i = p; } - if (v) { - I(i); - T(i); - I(g, true); - T(g, true); - i = g; - } - if (y) { - s = "move" === b; - e = "leave" === b; - c = "never" !== b; + if (x) { + s = "move" === S; + e = "leave" === S; + c = "never" !== S; manageScrollbarsAutoHide(!c, true); } - if (S) { - refreshScrollbarHandleLength(A, h, true); - refreshScrollbarHandleLength(D, h); + if (O) { + L(tt, C); } - }, P, runEachAndClear.bind(0, E) ]; + if (z) { + L(Q, A); + } + if (I) { + const t = setScrollbarVisibility(w.x, true); + const n = setScrollbarVisibility(w.y, false); + const o = t && n; + L(W, !o); + } + if (T) { + H(g); + P(g); + L(K, !v.x, true); + L(K, !v.y, false); + } + }, k, runEachAndClear.bind(0, R) ]; }; -const Mt = new Set; +const Yt = new Set; -const Rt = new WeakMap; +const qt = new WeakMap; const addInstance = (t, n) => { - Rt.set(t, n); - Mt.add(t); + qt.set(t, n); + Yt.add(t); }; const removeInstance = t => { - Rt.delete(t); - Mt.delete(t); + qt.delete(t); + Yt.delete(t); }; -const getInstance = t => Rt.get(t); +const getInstance = t => qt.get(t); const OverlayScrollbars = (t, n, o) => { let s = false; @@ -2444,16 +2584,16 @@ const OverlayScrollbars = (t, n, o) => { if (a) { return a; } - const u = r[rt]; + const u = r[ut]; const validateOptions = t => { const n = t || {}; const o = u && u.O; return o ? o(n, true) : n; }; - const d = assignDeep({}, e(), validateOptions(n)); - const [f, _, h] = createEventListenerHub(o); - const [g, v, w] = createStructureSetup(t, d); - const [p, b, y] = createScrollbarsSetup(t, d, v); + const f = assignDeep({}, e(), validateOptions(n)); + const [d, _, h] = createEventListenerHub(o); + const [g, v, w] = createStructureSetup(t, f); + const [p, b, y] = createScrollbarsSetup(t, f, v); const update = (t, n) => { g(t, !!n); }; @@ -2470,20 +2610,20 @@ const OverlayScrollbars = (t, n, o) => { const S = { options(t) { if (t) { - const n = getOptionsDiff(d, validateOptions(t)); + const n = getOptionsDiff(f, validateOptions(t)); if (!isEmptyObject(n)) { - assignDeep(d, n); + assignDeep(f, n); update(n); } } - return assignDeep({}, d); + return assignDeep({}, f); }, - on: f, + on: d, off: (t, n) => { t && n && _(t, n); }, state() { - const {Ct: t, xt: n, yt: o, $t: e, tt: c, vt: r} = v(); + const {Ct: t, Ot: n, xt: o, At: e, tt: c, bt: r} = v(); return assignDeep({}, { overflowEdge: t, overflowAmount: n, @@ -2495,7 +2635,7 @@ const OverlayScrollbars = (t, n, o) => { }); }, elements() { - const {J: t, K: n, tt: o, Z: s, nt: e} = v.Bt; + const {J: t, K: n, tt: o, Z: s, nt: e} = v.Yt; return assignDeep({}, { target: t, host: n, @@ -2519,16 +2659,16 @@ const OverlayScrollbars = (t, n, o) => { n(OverlayScrollbars, S); } })); - if (cancelInitialization(!i && t.cancel, v.Bt)) { + if (cancelInitialization(!i && t.cancel, v.Yt)) { destroy(true); return S; } - v.kt(); - b.kt(); + v.jt(); + b.jt(); addInstance(l, S); h("initialized", [ S ]); v.Vt(((t, n, o) => { - const {ft: s, gt: e, dt: c, zt: r, It: i, Ot: l, _t: a, St: u} = t; + const {ht: s, wt: e, _t: c, Tt: r, It: i, zt: l, gt: a, $t: u} = t; h("updated", [ S, { updateHints: { sizeChanged: s, @@ -2550,7 +2690,7 @@ const OverlayScrollbars = (t, n, o) => { OverlayScrollbars.plugin = addPlugin; OverlayScrollbars.env = () => { - const {V: t, T: n, A: o, k: s, B: e, D: c, N: r, U: i, Y: l, q: a, F: u, G: d} = getEnvironment(); + const {k: t, I: n, T: o, B: s, V: e, L: c, N: r, U: i, Y: l, q: a, F: u, G: f} = getEnvironment(); return assignDeep({}, { scrollbarsSize: t, scrollbarsOverlaid: n, @@ -2563,9 +2703,9 @@ OverlayScrollbars.env = () => { getDefaultInitialization: l, setDefaultInitialization: a, getDefaultOptions: u, - setDefaultOptions: d + setDefaultOptions: f }); }; -export { OverlayScrollbars, gt as scrollbarsHidingPlugin, ut as sizeObserverPlugin }; +export { OverlayScrollbars, bt as scrollbarsHidingPlugin, ht as sizeObserverPlugin }; //# sourceMappingURL=overlayscrollbars.esm.js.map diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map index 0f7e009..00e51d1 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map +++ b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map @@ -1 +1 @@ -{"version":3,"file":"overlayscrollbars.esm.js","sources":["../src/support/utils/array.ts","../src/support/dom/style.ts","../src/support/cache.ts","../src/support/utils/types.ts","../src/support/utils/object.ts","../src/support/dom/attribute.ts","../src/support/dom/traversal.ts","../src/support/dom/manipulation.ts","../src/support/dom/create.ts","../src/support/compatibility/vendors.ts","../src/support/compatibility/apis.ts","../src/support/dom/class.ts","../src/support/utils/equal.ts","../src/support/utils/function.ts","../src/support/dom/dimensions.ts","../src/support/dom/events.ts","../src/support/dom/offset.ts","../src/support/eventListeners.ts","../src/setups/setups.ts","../src/classnames.ts","../src/options.ts","../src/plugins/plugins.ts","../src/plugins/optionsValidationPlugin/validation.ts","../src/plugins/optionsValidationPlugin/optionsValidationPlugin.ts","../src/plugins/sizeObserverPlugin/sizeObserverPlugin.ts","../src/plugins/scrollbarsHidingPlugin/scrollbarsHidingPlugin.ts","../src/environment.ts","../src/initialization.ts","../src/setups/structureSetup/structureSetup.elements.ts","../src/setups/structureSetup/updateSegments/trinsicUpdateSegment.ts","../src/setups/structureSetup/updateSegments/paddingUpdateSegment.ts","../src/setups/structureSetup/updateSegments/overflowUpdateSegment.ts","../src/setups/structureSetup/structureSetup.update.ts","../src/observers/sizeObserver.ts","../src/observers/trinsicObserver.ts","../src/observers/domObserver.ts","../src/setups/structureSetup/structureSetup.observers.ts","../src/setups/structureSetup/structureSetup.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.elements.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.ts","../src/instances.ts","../src/overlayscrollbars.ts"],"sourcesContent":["import { isArrayLike, isString } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype RunEachItem = ((...args: any) => any | any[]) | null | undefined;\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray | false | null | undefined;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike | false | null | undefined;\r\nexport function each(\r\n obj: PlainObject,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject;\r\nexport function each(\r\n obj: PlainObject | false | null | undefined,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject | false | null | undefined;\r\nexport function each(\r\n source: Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | unknown\r\n): Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: T[], item: T, fromIndex?: number): number =>\r\n arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Pushesh all given items into the given array and returns it.\r\n * @param array The array the items shall be pushed into.\r\n * @param items The items which shall be pushed into the array.\r\n */\r\nexport const push = (array: T[], items: T | ArrayLike, arrayIsSingleItem?: boolean): T[] => {\r\n !arrayIsSingleItem && !isString(items) && isArrayLike(items)\r\n ? Array.prototype.push.apply(array, items as T[])\r\n : array.push(items as T);\r\n return array;\r\n};\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr?: ArrayLike | Set) => {\r\n const original = Array.from;\r\n const result: T[] = [];\r\n\r\n if (original && arr) {\r\n return original(arr);\r\n }\r\n\r\n if (arr instanceof Set) {\r\n arr.forEach((value) => {\r\n push(result, value);\r\n });\r\n } else {\r\n each(arr, (elm) => {\r\n push(result, elm);\r\n });\r\n }\r\n\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the passed array is empty.\r\n * @param array The array which shall be checked.\r\n */\r\nexport const isEmptyArray = (array: any[] | null | undefined): boolean =>\r\n !!array && array.length === 0;\r\n\r\n/**\r\n * Calls all functions in the passed array/set of functions.\r\n * @param arr The array filled with function which shall be called.\r\n * @param args The args with which each function is called.\r\n * @param keep True when the Set / array should not be cleared afterwards, false otherwise.\r\n */\r\nexport const runEachAndClear = (arr: RunEachItem[], args?: any[], keep?: boolean): void => {\r\n // eslint-disable-next-line prefer-spread\r\n const runFn = (fn: RunEachItem) => fn && fn.apply(undefined, args || []);\r\n each(arr, runFn);\r\n !keep && ((arr as any[]).length = 0);\r\n};\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray, isUndefined } from 'support/utils/types';\r\nimport { PlainObject, StyleObject } from 'typings';\r\n\r\nexport interface TRBL {\r\n t: number;\r\n r: number;\r\n b: number;\r\n l: number;\r\n}\r\n\r\nconst cssNumber = {\r\n // animationiterationcount: 1,\r\n // columncount: 1,\r\n // fillopacity: 1,\r\n // flexgrow: 1,\r\n // flexshrink: 1,\r\n // fontweight: 1,\r\n // lineheight: 1,\r\n // order: 1,\r\n // orphans: 1,\r\n // widows: 1,\r\n // zoom: 1,\r\n opacity: 1,\r\n zindex: 1,\r\n};\r\n\r\nconst parseToZeroOrNumber = (value: string, toFloat?: boolean): number => {\r\n /* istanbul ignore next */\r\n const num = toFloat ? parseFloat(value) : parseInt(value, 10);\r\n // num === num means num is not NaN\r\n /* istanbul ignore next */\r\n return num === num ? num : 0; // eslint-disable-line no-self-compare\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number =>\r\n !cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val;\r\n\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null\r\n ? computedStyle[prop] || computedStyle.getPropertyValue(prop)\r\n : elm.style[prop];\r\n\r\nconst setCSSVal = (\r\n elm: HTMLElement | false | null | undefined,\r\n prop: string,\r\n val: string | number\r\n): void => {\r\n try {\r\n if (elm) {\r\n const { style: elmStyle } = elm;\r\n if (!isUndefined(elmStyle[prop])) {\r\n elmStyle[prop] = adaptCSSVal(prop, val);\r\n } else {\r\n elmStyle.setProperty(prop, val as string);\r\n }\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject\r\n): void;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: string\r\n): string;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: Array | string\r\n): { [key: string]: string };\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject | Array | string\r\n): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n\r\n/**\r\n * Returns the top right bottom left values of the passed css property.\r\n * @param elm The element of which the values shall be returned.\r\n * @param propertyPrefix The css property prefix. (e.g. \"border\")\r\n * @param propertySuffix The css property suffix. (e.g. \"width\")\r\n */\r\nexport const topRightBottomLeft = (\r\n elm?: HTMLElement | false | null | undefined,\r\n propertyPrefix?: string,\r\n propertySuffix?: string\r\n): TRBL => {\r\n const finalPrefix = propertyPrefix ? `${propertyPrefix}-` : '';\r\n const finalSuffix = propertySuffix ? `-${propertySuffix}` : '';\r\n const top = `${finalPrefix}top${finalSuffix}`;\r\n const right = `${finalPrefix}right${finalSuffix}`;\r\n const bottom = `${finalPrefix}bottom${finalSuffix}`;\r\n const left = `${finalPrefix}left${finalSuffix}`;\r\n const result = style(elm, [top, right, bottom, left]);\r\n return {\r\n t: parseToZeroOrNumber(result[top]),\r\n r: parseToZeroOrNumber(result[right]),\r\n b: parseToZeroOrNumber(result[bottom]),\r\n l: parseToZeroOrNumber(result[left]),\r\n };\r\n};\r\n","export interface CacheOptions {\r\n // initial value of _value.\r\n _initialValue: Value;\r\n // Custom comparison function if shallow compare isn't enough. Returns true if nothing changed.\r\n _equal?: EqualCachePropFunction;\r\n // If true always updates _value and _previous, otherwise they update only when they changed.\r\n _alwaysUpdateValues?: boolean;\r\n}\r\n\r\nexport type CacheValues = [value: T, changed: boolean, previous?: T];\r\n\r\nexport type EqualCachePropFunction = (currentVal: Value, newVal: Value) => boolean;\r\n\r\nexport type CacheUpdater = (current: Value, previous?: Value) => Value;\r\n\r\nexport type UpdateCacheContextual = (newValue: Value, force?: boolean) => CacheValues;\r\n\r\nexport type UpdateCache = (force?: boolean) => CacheValues;\r\n\r\nexport type GetCurrentCache = (force?: boolean) => CacheValues;\r\n\r\nexport type Cache = [UpdateCache, GetCurrentCache];\r\n\r\nexport type CacheContextual = [UpdateCacheContextual, GetCurrentCache];\r\n\r\ntype CreateCache = {\r\n (options: CacheOptions): CacheContextual;\r\n (options: CacheOptions, update: CacheUpdater): Cache;\r\n (options: CacheOptions, update?: CacheUpdater):\r\n | CacheContextual\r\n | Cache;\r\n};\r\n\r\nexport const createCache: CreateCache = (\r\n options: CacheOptions,\r\n update?: CacheUpdater\r\n): CacheContextual | Cache => {\r\n const { _initialValue, _equal, _alwaysUpdateValues } = options;\r\n let _value: Value = _initialValue;\r\n let _previous: Value | undefined;\r\n\r\n const cacheUpdateContextual: UpdateCacheContextual = (newValue, force?) => {\r\n const curr = _value;\r\n\r\n const newVal = newValue;\r\n const changed = force || (_equal ? !_equal(curr, newVal) : curr !== newVal);\r\n\r\n if (changed || _alwaysUpdateValues) {\r\n _value = newVal;\r\n _previous = curr;\r\n }\r\n\r\n return [_value, changed, _previous];\r\n };\r\n const cacheUpdateIsolated: UpdateCache = (force?) =>\r\n cacheUpdateContextual(update!(_value, _previous), force);\r\n\r\n const getCurrentCache: GetCurrentCache = (force?: boolean) => [\r\n _value,\r\n !!force, // changed\r\n _previous,\r\n ];\r\n\r\n return [update ? cacheUpdateIsolated : cacheUpdateContextual, getCurrentCache] as\r\n | CacheContextual\r\n | Cache;\r\n};\r\n","import { PlainObject } from 'typings';\r\n\r\nconst ElementNodeType = Node.ELEMENT_NODE;\r\nconst { toString, hasOwnProperty } = Object.prototype;\r\n\r\nexport const isUndefined = (obj: any): obj is undefined => obj === undefined;\r\n\r\nexport const isNull = (obj: any): obj is null => obj === null;\r\n\r\nexport const type = (obj: any): string =>\r\n isUndefined(obj) || isNull(obj)\r\n ? `${obj}`\r\n : toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n\r\nexport const isNumber = (obj: any): obj is number => typeof obj === 'number';\r\n\r\nexport const isString = (obj: any): obj is string => typeof obj === 'string';\r\n\r\nexport const isBoolean = (obj: any): obj is boolean => typeof obj === 'boolean';\r\n\r\nexport const isFunction = (obj: any): obj is (...args: any[]) => any => typeof obj === 'function';\r\n\r\nexport const isArray = (obj: any): obj is Array => Array.isArray(obj);\r\n\r\nexport const isObject = (obj: any): boolean =>\r\n typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport const isArrayLike = (obj: any): obj is ArrayLike => {\r\n const length = !!obj && obj.length;\r\n const lengthCorrectFormat = isNumber(length) && length > -1 && length % 1 == 0; // eslint-disable-line eqeqeq\r\n\r\n return isArray(obj) || (!isFunction(obj) && lengthCorrectFormat)\r\n ? length > 0 && isObject(obj)\r\n ? length - 1 in obj\r\n : true\r\n : false;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isPlainObject = (obj: any): obj is PlainObject => {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const cstr = 'constructor';\r\n const ctor = obj[cstr];\r\n const ctorProto = ctor && ctor.prototype;\r\n const hasOwnConstructor = hasOwnProperty.call(obj, cstr);\r\n const hasIsPrototypeOf = ctorProto && hasOwnProperty.call(ctorProto, 'isPrototypeOf');\r\n\r\n if (ctor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isHTMLElement = (obj: any): obj is HTMLElement => {\r\n const instanceofObj = HTMLElement;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a Element.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isElement = (obj: any): obj is Element => {\r\n const instanceofObj = Element;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean =>\r\n Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\ntype AssignDeep = {\r\n (target: T, object1: U): T & U;\r\n (target: T, object1: U, object2: V): T & U & V;\r\n (target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\n (target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\n (target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T &\r\n U &\r\n V &\r\n W &\r\n X &\r\n Y;\r\n (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n ): T & U & V & W & X & Y & Z;\r\n};\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport const assignDeep: AssignDeep = (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z => {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isEmptyObject = (obj: any): boolean => {\r\n /* eslint-disable no-restricted-syntax, guard-for-in */\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n};\r\n","import { from } from 'support/utils/array';\r\nimport { isNull, isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\ntype Attr = {\r\n (elm: HTMLElement | false | null | undefined, attrName: string): string | null;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value: string): void;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value?: string):\r\n | string\r\n | null\r\n | void;\r\n};\r\n\r\ntype GetSetProp = {\r\n (elm: HTMLElement | false | null | undefined): T;\r\n (elm: HTMLElement | false | null | undefined, value: T | false | null): void;\r\n (elm: HTMLElement | false | null | undefined, value?: T | false | null): T | void;\r\n};\r\n\r\nconst getSetProp = (\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | false | null | undefined,\r\n value?: number | string | false | null\r\n): number | string | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && !isNull(value) && value !== false && (elm[topLeft] = value);\r\n};\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport const attr = ((\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value?: string\r\n): string | null | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}) as Attr;\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and adds or removes the given value from it.\r\n * @param elm The element.\r\n * @param attrName The attributeName to which the value shall be added or removed.\r\n * @param value The value which shall be added or removed.\r\n * @param add True if the value shall be added, false otherwise.\r\n */\r\nexport const attrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string,\r\n add?: boolean\r\n) => {\r\n if (value) {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n currValuesSet[add ? 'add' : 'delete'](value);\r\n\r\n attr(elm, attrName, from(currValuesSet).join(' ').trim());\r\n }\r\n};\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and checks if the given value is in it.\r\n * @param elm The element.\r\n * @param attrName The attributeName from which the content shall be checked.\r\n * @param value The value.\r\n * @returns True if the given attribute has the value in it, false otherwise.\r\n */\r\nexport const hasAttrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string\r\n) => {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n return currValuesSet.has(value);\r\n};\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | false | null | undefined, attrName: string): void => {\r\n elm && elm.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport const scrollLeft = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollLeft', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport const scrollTop = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollTop', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport const val = ((\r\n elm: HTMLInputElement | false | null | undefined,\r\n value?: string\r\n): string | void => getSetProp('value', '', elm, value) as string) as GetSetProp;\r\n","import { isElement } from 'support/utils/types';\r\nimport { push, from } from 'support/utils/array';\r\n\r\ntype InputElementType = Node | Element | Node | false | null | undefined;\r\ntype OutputElementType = Node | Element | null;\r\n\r\nconst elmPrototype = Element.prototype;\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst find = (selector: string, elm?: InputElementType): Element[] => {\r\n const arr: Array = [];\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? push(arr, rootElm.querySelectorAll(selector)) : arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst findFirst = (selector: string, elm?: InputElementType): OutputElementType => {\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? rootElm.querySelector(selector) : null;\r\n};\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nconst is = (elm: InputElementType, selector: string): boolean => {\r\n if (isElement(elm)) {\r\n /* istanbul ignore next */\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const fn: (...args: any) => boolean = elmPrototype.matches || elmPrototype.msMatchesSelector;\r\n return fn.call(elm, selector);\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nconst children = (elm: InputElementType, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n return isElement(elm)\r\n ? push(\r\n childs,\r\n from(elm.children).filter((child) => (selector ? is(child, selector) : child))\r\n )\r\n : childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nconst contents = (elm: InputElementType): ReadonlyArray =>\r\n elm ? from(elm.childNodes) : [];\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nconst parent = (elm: InputElementType): OutputElementType => (elm ? elm.parentElement : null);\r\n\r\nconst closest = (elm: InputElementType, selector: string): OutputElementType => {\r\n if (isElement(elm)) {\r\n const closestFn = elmPrototype.closest;\r\n if (closestFn) {\r\n return closestFn.call(elm, selector);\r\n }\r\n\r\n do {\r\n if (is(elm, selector)) {\r\n return elm as Element;\r\n }\r\n elm = parent(elm);\r\n } while (elm);\r\n }\r\n\r\n return null;\r\n};\r\n\r\n/**\r\n * Determines whether the given element lies between two selectors in the DOM.\r\n * @param elm The element.\r\n * @param highBoundarySelector The high boundary selector.\r\n * @param deepBoundarySelector The deep boundary selector.\r\n */\r\nconst liesBetween = (\r\n elm: InputElementType,\r\n highBoundarySelector: string,\r\n deepBoundarySelector: string\r\n): boolean => {\r\n const closestHighBoundaryElm = elm && closest(elm, highBoundarySelector);\r\n const closestDeepBoundaryElm = elm && findFirst(deepBoundarySelector, closestHighBoundaryElm);\r\n\r\n return closestHighBoundaryElm && closestDeepBoundaryElm\r\n ? closestHighBoundaryElm === elm ||\r\n closestDeepBoundaryElm === elm ||\r\n closest(closest(elm, deepBoundarySelector), highBoundarySelector) !== closestHighBoundaryElm\r\n : false;\r\n};\r\n\r\nexport { find, findFirst, is, children, contents, parent, liesBetween, closest };\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | false | null | undefined;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (\r\n parentElm: Node | false | null | undefined,\r\n preferredAnchor: Node | false | null | undefined,\r\n insertedElms: NodeCollection\r\n): void => {\r\n if (insertedElms) {\r\n let anchor: Node | false | null | undefined = preferredAnchor;\r\n let fragment: DocumentFragment | Node | null | undefined;\r\n\r\n // parent must be defined\r\n if (parentElm) {\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor || null);\r\n }\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { attr } from 'support/dom/attribute';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (classNames?: string): HTMLDivElement => {\r\n const div = document.createElement('div');\r\n if (classNames) {\r\n attr(div, 'class', classNames);\r\n }\r\n return div;\r\n};\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { hasOwnProperty } from 'support/utils/object';\r\nimport { createDiv } from 'support/dom/create';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = [\r\n 'WebKit',\r\n 'Moz',\r\n 'O',\r\n 'MS',\r\n 'webkit',\r\n 'moz',\r\n 'o',\r\n 'ms',\r\n];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without it, or and empty string if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return !(result = resultPossibilities.find(\r\n (resultPossibility: string) => elmStyle[resultPossibility] !== undefined\r\n ));\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported without it, or an empty string if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const MutationObserverConstructor = jsAPI('MutationObserver');\r\nexport const IntersectionObserverConstructor =\r\n jsAPI('IntersectionObserver');\r\nexport const ResizeObserverConstructor = jsAPI('ResizeObserver');\r\nexport const cAF = jsAPI('cancelAnimationFrame');\r\nexport const rAF = jsAPI('requestAnimationFrame');\r\nexport const setT = window.setTimeout as (handler: TimerHandler, timeout?: number) => number;\r\nexport const clearT = window.clearTimeout as (id?: number) => void;\r\n","import { isString } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\nimport { keys } from 'support/utils/object';\r\n\r\ntype ClassContainingElement = Node | Element | false | null | undefined;\r\ntype ClassName = string | false | null | undefined;\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (\r\n elm: ClassContainingElement,\r\n className: ClassName,\r\n action: (elmClassList: DOMTokenList, clazz: string) => boolean | void\r\n): boolean => {\r\n const classList = elm && (elm as Element).classList;\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (classList && className && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = !!action(classList, clazz) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: ClassContainingElement, className: ClassName): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: ClassContainingElement, className: ClassName): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n * @returns A function which removes the added class name(s).\r\n */\r\nexport const addClass = (elm: ClassContainingElement, className: ClassName): (() => void) => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n return removeClass.bind(0, elm, className);\r\n};\r\n\r\n/**\r\n * Takes two className strings, compares them and returns the difference as array.\r\n * @param classNameA ClassName A.\r\n * @param classNameB ClassName B.\r\n */\r\nexport const diffClass = (classNameA: ClassName, classNameB: ClassName) => {\r\n const classNameASplit = classNameA && classNameA.split(' ');\r\n const classNameBSplit = classNameB && classNameB.split(' ');\r\n const tempObj = {};\r\n\r\n each(classNameASplit, (className) => {\r\n tempObj[className] = 1;\r\n });\r\n each(classNameBSplit, (className) => {\r\n if (tempObj[className]) {\r\n delete tempObj[className];\r\n } else {\r\n tempObj[className] = 1;\r\n }\r\n });\r\n\r\n return keys(tempObj);\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { WH, XY, TRBL } from 'support/dom';\r\nimport { PlainObject } from 'typings';\r\n\r\n/**\r\n * Compares two objects and returns true if all values of the passed prop names are identical, false otherwise or if one of the two object is falsy.\r\n * @param a Object a.\r\n * @param b Object b.\r\n * @param props The props which shall be compared.\r\n */\r\nexport const equal = (\r\n a: T | undefined,\r\n b: T | undefined,\r\n props: Array,\r\n propMutation?: ((value: any) => any) | null | false\r\n): boolean => {\r\n if (a && b) {\r\n let result = true;\r\n each(props, (prop) => {\r\n const compareA = propMutation ? propMutation(a[prop]) : a[prop];\r\n const compareB = propMutation ? propMutation(b[prop]) : b[prop];\r\n if (compareA !== compareB) {\r\n result = false;\r\n }\r\n });\r\n return result;\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalWH = (a?: WH, b?: WH) => equal>(a, b, ['w', 'h']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalXY = (a?: XY, b?: XY) => equal>(a, b, ['x', 'y']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalTRBL = (a?: TRBL, b?: TRBL) => equal(a, b, ['t', 'r', 'b', 'l']);\r\n\r\n/**\r\n * Compares two DOM Rects for their equality of their width and height properties\r\n * Also returns false if one of the DOM Rects is undefined or null.\r\n * @param a DOM Rect a.\r\n * @param b DOM Rect b.\r\n * @param round Whether the values should be rounded.\r\n */\r\nexport const equalBCRWH = (a?: DOMRect, b?: DOMRect, round?: boolean) =>\r\n equal(a, b, ['width', 'height'], round && ((value) => Math.round(value)));\r\n","import { isNumber, isFunction } from 'support/utils/types';\r\nimport { from } from 'support/utils/array';\r\nimport { rAF, cAF, setT, clearT } from 'support/compatibility/apis';\r\n\r\ntype DebounceTiming = number | false | null | undefined;\r\n\r\nexport interface DebounceOptions any> {\r\n /**\r\n * The timeout for debouncing. If null, no debounce is applied.\r\n */\r\n _timeout?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * A maximum amount of ms. before the function will be called even with debounce.\r\n */\r\n _maxDelay?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * Function which merges parameters for each canceled debounce.\r\n * If parameters can't be merged the function will return null, otherwise it returns the merged parameters.\r\n */\r\n _mergeParams?: (\r\n prev: Parameters,\r\n curr: Parameters\r\n ) => Parameters | false | null | undefined;\r\n}\r\n\r\nexport interface Debounced any> {\r\n (...args: Parameters): ReturnType;\r\n _flush(): void;\r\n}\r\n\r\nexport const noop = () => {}; // eslint-disable-line\r\n\r\n/**\r\n * Debounces the given function either with a timeout or a animation frame.\r\n * @param functionToDebounce The function which shall be debounced.\r\n * @param options Options for debouncing.\r\n */\r\nexport const debounce = any>(\r\n functionToDebounce: FunctionToDebounce,\r\n options?: DebounceOptions\r\n): Debounced => {\r\n let maxTimeoutId: number | undefined;\r\n let prevArguments: Parameters | null | undefined;\r\n let latestArguments: Parameters | null | undefined;\r\n let clear: () => void = noop;\r\n const { _timeout, _maxDelay, _mergeParams } = options || {};\r\n\r\n const invokeFunctionToDebounce = function (args: IArguments) {\r\n clear();\r\n clearT(maxTimeoutId);\r\n maxTimeoutId = prevArguments = undefined;\r\n clear = noop;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n functionToDebounce.apply(this, args);\r\n };\r\n\r\n const mergeParms = (\r\n curr: Parameters\r\n ): Parameters | false | null | undefined =>\r\n _mergeParams && prevArguments ? _mergeParams(prevArguments, curr) : curr;\r\n\r\n const flush = () => {\r\n /* istanbul ignore next */\r\n if (clear !== noop) {\r\n invokeFunctionToDebounce(mergeParms(latestArguments!) || latestArguments!);\r\n }\r\n };\r\n\r\n const debouncedFn = function () {\r\n // eslint-disable-next-line prefer-rest-params\r\n const args: Parameters = from(arguments) as Parameters;\r\n const finalTimeout = isFunction(_timeout) ? _timeout() : _timeout;\r\n const hasTimeout = isNumber(finalTimeout) && finalTimeout >= 0;\r\n\r\n if (hasTimeout) {\r\n const finalMaxWait = isFunction(_maxDelay) ? _maxDelay() : _maxDelay;\r\n const hasMaxWait = isNumber(finalMaxWait) && finalMaxWait >= 0;\r\n const setTimeoutFn = finalTimeout > 0 ? setT : rAF!;\r\n const clearTimeoutFn = finalTimeout > 0 ? clearT : cAF!;\r\n const mergeParamsResult = mergeParms(args);\r\n const invokedArgs = mergeParamsResult || args;\r\n const boundInvoke = invokeFunctionToDebounce.bind(0, invokedArgs);\r\n\r\n // if (!mergeParamsResult) {\r\n // invokeFunctionToDebounce(prevArguments || args);\r\n // }\r\n\r\n clear();\r\n // @ts-ignore\r\n const timeoutId = setTimeoutFn(boundInvoke, finalTimeout);\r\n clear = () => clearTimeoutFn(timeoutId);\r\n\r\n if (hasMaxWait && !maxTimeoutId) {\r\n maxTimeoutId = setT(flush, finalMaxWait as number);\r\n }\r\n\r\n prevArguments = latestArguments = invokedArgs;\r\n } else {\r\n invokeFunctionToDebounce(args);\r\n }\r\n };\r\n debouncedFn._flush = flush;\r\n\r\n return debouncedFn as Debounced;\r\n};\r\n","import { style } from 'support/dom/style';\r\n\r\nexport interface WH {\r\n w: T;\r\n h: T;\r\n}\r\n\r\nconst elementHasDimensions = (elm: HTMLElement): boolean =>\r\n !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the scroll- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the scroll- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const scrollSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.scrollWidth,\r\n h: elm.scrollHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the fractional- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the fractional- width and height shall be returned.\r\n */\r\nexport const fractionalSize = (elm: HTMLElement | false | null | undefined): WH => {\r\n const cssHeight = parseFloat(style(elm, 'height')) || 0;\r\n const cssWidth = parseFloat(style(elm, 'height')) || 0;\r\n return {\r\n w: cssWidth - Math.round(cssWidth),\r\n h: cssHeight - Math.round(cssHeight),\r\n };\r\n};\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | false | null | undefined): boolean =>\r\n elm ? elementHasDimensions(elm as HTMLElement) : false;\r\n","import { isUndefined } from 'support/utils/types';\r\nimport { each, push, runEachAndClear } from 'support/utils/array';\r\n\r\nlet passiveEventsSupport: boolean;\r\nconst supportPassiveEvents = (): boolean => {\r\n if (isUndefined(passiveEventsSupport)) {\r\n passiveEventsSupport = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get() {\r\n passiveEventsSupport = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n }\r\n return passiveEventsSupport;\r\n};\r\nconst splitEventNames = (eventNames: string) => eventNames.split(' ');\r\n\r\nexport interface OnOptions {\r\n _capture?: boolean;\r\n _passive?: boolean;\r\n _once?: boolean;\r\n}\r\n\r\n/**\r\n * Removes the passed event listener for the passed events with the passed options.\r\n * @param target The element from which the listener shall be removed.\r\n * @param eventNames The eventsnames for which the listener shall be removed.\r\n * @param listener The listener which shall be removed.\r\n * @param capture The options of the removed listener.\r\n */\r\nexport const off = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n capture?: boolean\r\n): void => {\r\n each(splitEventNames(eventNames), (eventName) => {\r\n target.removeEventListener(eventName, listener as EventListener, capture);\r\n });\r\n};\r\n\r\n/**\r\n * Adds the passed event listener for the passed eventnames with the passed options.\r\n * @param target The element to which the listener shall be added.\r\n * @param eventNames The eventsnames for which the listener shall be called.\r\n * @param listener The listener which is called on the eventnames.\r\n * @param options The options of the added listener.\r\n */\r\nexport const on = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n options?: OnOptions\r\n): (() => void) => {\r\n const doSupportPassiveEvents = supportPassiveEvents();\r\n const passive = (doSupportPassiveEvents && options && options._passive) ?? doSupportPassiveEvents;\r\n const capture = (options && options._capture) || false;\r\n const once = (options && options._once) || false;\r\n const offListeners: (() => void)[] = [];\r\n const nativeOptions: AddEventListenerOptions | boolean = doSupportPassiveEvents\r\n ? {\r\n passive,\r\n capture,\r\n }\r\n : capture;\r\n\r\n each(splitEventNames(eventNames), (eventName) => {\r\n const finalListener = (\r\n once\r\n ? (evt: T) => {\r\n target.removeEventListener(eventName, finalListener, capture);\r\n listener && listener(evt);\r\n }\r\n : listener\r\n ) as EventListener;\r\n\r\n push(offListeners, off.bind(null, target, eventName, finalListener, capture));\r\n target.addEventListener(eventName, finalListener, nativeOptions);\r\n });\r\n\r\n return runEachAndClear.bind(0, offListeners);\r\n};\r\n\r\n/**\r\n * Shorthand for the stopPropagation event Method.\r\n * @param evt The event of which the stopPropagation method shall be called.\r\n */\r\nexport const stopPropagation = (evt: Event): void => evt.stopPropagation();\r\n\r\n/**\r\n * Shorthand for the preventDefault event Method.\r\n * @param evt The event of which the preventDefault method shall be called.\r\n */\r\nexport const preventDefault = (evt: Event): void => evt.preventDefault();\r\n\r\n/**\r\n * Shorthand for the stopPropagation and preventDefault event Method.\r\n * @param evt The event of which the stopPropagation and preventDefault methods shall be called.\r\n */\r\nexport const stopAndPrevent = (evt: Event): void =>\r\n (stopPropagation(evt) as undefined) || (preventDefault(evt) as undefined);\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\n\r\nexport interface XY {\r\n x: T;\r\n y: T;\r\n}\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null | undefined): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null | undefined): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","import { isArray } from 'support/utils/types';\r\nimport { keys } from 'support/utils/object';\r\nimport { each, from, isEmptyArray } from 'support/utils/array';\r\n\r\nexport type EventListener<\r\n EventMap extends Record,\r\n Name extends keyof EventMap = keyof EventMap\r\n> = (...args: EventMap[Name]) => void;\r\n\r\nexport type InitialEventListeners> = {\r\n [K in keyof EventMap]?: EventListener | EventListener[];\r\n};\r\n\r\nconst manageListener = >(\r\n callback: (listener?: EventListener) => void,\r\n listener?: EventListener | EventListener[]\r\n) => {\r\n each(isArray(listener) ? listener : [listener], callback);\r\n};\r\n\r\nexport const createEventListenerHub = >(\r\n initialEventListeners?: InitialEventListeners\r\n) => {\r\n type EventListener = (\r\n ...args: EventMap[Name]\r\n ) => void;\r\n type RemoveEvent = {\r\n (name?: Name, listener?: EventListener): void;\r\n (name?: Name, listener?: EventListener[]): void;\r\n (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void;\r\n };\r\n type AddEvent = {\r\n (name: Name, listener: EventListener): () => void;\r\n (name: Name, listener: EventListener[]): () => void;\r\n (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): () => void;\r\n };\r\n type TriggerEvent = {\r\n (name: Name, args?: EventMap[Name]): void;\r\n };\r\n\r\n const events = new Map>();\r\n\r\n const removeEvent: RemoveEvent = (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void => {\r\n if (name) {\r\n const eventSet = events.get(name);\r\n manageListener((currListener) => {\r\n if (eventSet) {\r\n eventSet[currListener ? 'delete' : 'clear'](currListener!);\r\n }\r\n }, listener as any);\r\n } else {\r\n events.forEach((eventSet) => {\r\n eventSet.clear();\r\n });\r\n events.clear();\r\n }\r\n };\r\n\r\n const addEvent: AddEvent = (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): (() => void) => {\r\n const eventSet = events.get(name) || new Set();\r\n events.set(name, eventSet);\r\n\r\n manageListener((currListener) => {\r\n currListener && eventSet.add(currListener);\r\n }, listener as any);\r\n\r\n return removeEvent.bind(0, name as any, listener as any);\r\n };\r\n\r\n const triggerEvent: TriggerEvent = (\r\n name: Name,\r\n args?: EventMap[Name]\r\n ): void => {\r\n const eventSet = events.get(name);\r\n\r\n each(from(eventSet), (event) => {\r\n if (args && !isEmptyArray(args)) {\r\n (event as (...args: EventMap[keyof EventMap]) => void).apply(0, args as any);\r\n } else {\r\n (event as () => void)();\r\n }\r\n });\r\n };\r\n\r\n const initialListenerKeys = keys(initialEventListeners) as Extract[];\r\n each(initialListenerKeys, (key) => {\r\n addEvent(key, initialEventListeners![key] as any);\r\n });\r\n\r\n return [addEvent, removeEvent, triggerEvent] as [AddEvent, RemoveEvent, TriggerEvent];\r\n};\r\n","import { assignDeep, hasOwnProperty } from 'support';\r\nimport type { Options, ReadonlyOSOptions } from 'options';\r\nimport type { DeepPartial } from 'typings';\r\n\r\nexport type SetupElements> = [elements: T, destroy: () => void];\r\n\r\nexport type SetupUpdate = (\r\n changedOptions: DeepPartial,\r\n force: boolean,\r\n ...args: T\r\n) => void;\r\n\r\nexport type SetupUpdateCheckOption = (path: string) => [value: T, changed: boolean];\r\n\r\nexport type SetupUpdateSegment> = (\r\n updateHints: Hints,\r\n checkOption: SetupUpdateCheckOption,\r\n force: boolean\r\n) => Partial | void;\r\n\r\nexport type SetupState> = [\r\n get: () => T,\r\n set: (newState: Partial) => void\r\n];\r\n\r\nexport type Setup<\r\n DynamicState,\r\n StaticState extends Record = Record,\r\n A extends any[] = []\r\n> = [update: SetupUpdate, state: (() => DynamicState) & StaticState, destroy: () => void];\r\n\r\nconst getPropByPath = (obj: any, path: string): T =>\r\n obj\r\n ? path.split('.').reduce((o, prop) => (o && hasOwnProperty(o, prop) ? o[prop] : undefined), obj)\r\n : undefined;\r\n\r\nexport const createOptionCheck =\r\n (\r\n options: ReadonlyOSOptions,\r\n changedOptions: DeepPartial,\r\n force?: boolean\r\n ): SetupUpdateCheckOption =>\r\n (path: string) =>\r\n [getPropByPath(options, path), force || getPropByPath(changedOptions, path) !== undefined];\r\n\r\nexport const createState = (initialState: S): SetupState => {\r\n let state: S = initialState;\r\n return [\r\n () => state,\r\n (newState: Partial) => {\r\n state = assignDeep({}, state, newState);\r\n },\r\n ];\r\n};\r\n","export const classNameEnvironment = 'os-environment';\r\nexport const classNameEnvironmentFlexboxGlue = `${classNameEnvironment}-flexbox-glue`;\r\nexport const classNameEnvironmentFlexboxGlueMax = `${classNameEnvironmentFlexboxGlue}-max`;\r\n\r\nexport const dataAttributeHost = 'data-overlayscrollbars';\r\nexport const dataAttributeHostOverflowX = `${dataAttributeHost}-overflow-x`;\r\nexport const dataAttributeHostOverflowY = `${dataAttributeHost}-overflow-y`;\r\nexport const dataValueHostOverflowVisible = 'overflowVisible';\r\nexport const dataValueHostScrollbarHidden = 'scrollbarHidden';\r\nexport const classNamePadding = 'os-padding';\r\nexport const classNameViewport = 'os-viewport';\r\nexport const classNameViewportArrange = `${classNameViewport}-arrange`;\r\nexport const classNameContent = 'os-content';\r\nexport const classNameViewportScrollbarHidden = `${classNameViewport}-scrollbar-hidden`;\r\nexport const classNameOverflowVisible = `os-overflow-visible`;\r\n\r\nexport const classNameSizeObserver = 'os-size-observer';\r\nexport const classNameSizeObserverAppear = `${classNameSizeObserver}-appear`;\r\nexport const classNameSizeObserverListener = `${classNameSizeObserver}-listener`;\r\nexport const classNameSizeObserverListenerScroll = `${classNameSizeObserverListener}-scroll`;\r\nexport const classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`;\r\nexport const classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`;\r\n\r\nexport const classNameTrinsicObserver = 'os-trinsic-observer';\r\n\r\nexport const classNameScrollbar = 'os-scrollbar';\r\nexport const classNameScrollbarHorizontal = `${classNameScrollbar}-horizontal`;\r\nexport const classNameScrollbarVertical = `${classNameScrollbar}-vertical`;\r\nexport const classNameScrollbarTrack = 'os-scrollbar-track';\r\nexport const classNameScrollbarHandle = 'os-scrollbar-handle';\r\nexport const classNamesScrollbarVisible = `${classNameScrollbar}-visible`;\r\nexport const classNamesScrollbarCornerless = `${classNameScrollbar}-cornerless`;\r\nexport const classNamesScrollbarTransitionless = `${classNameScrollbar}-transitionless`;\r\nexport const classNamesScrollbarInteraction = `${classNameScrollbar}-interaction`;\r\nexport const classNamesScrollbarAutoHidden = `${classNameScrollbar}-auto-hidden`;\r\n","import { assignDeep, each, isObject, keys, isArray, hasOwnProperty, isFunction } from 'support';\r\nimport { DeepPartial, ReadonlyOptions } from 'typings';\r\n\r\nconst opsStringify = (value: any) =>\r\n JSON.stringify(value, (_, val) => {\r\n if (isFunction(val)) {\r\n throw new Error();\r\n }\r\n return val;\r\n });\r\n\r\nexport type ResizeBehavior = 'none' | 'both' | 'horizontal' | 'vertical';\r\n\r\nexport type OverflowBehavior =\r\n | 'hidden'\r\n | 'scroll'\r\n | 'visible'\r\n | 'visible-hidden'\r\n | 'visible-scroll';\r\n\r\nexport type ScrollbarVisibilityBehavior = 'visible' | 'hidden' | 'auto';\r\n\r\nexport type ScrollbarAutoHideBehavior = 'never' | 'scroll' | 'leave' | 'move';\r\n\r\nexport type ScrollBehavior = 'always' | 'ifneeded' | 'never';\r\n\r\nexport type BasicEventCallback = (this: any) => void;\r\n\r\nexport type ScrollEventCallback = (this: any, args?: UIEvent) => void;\r\n\r\nexport type OverflowChangedCallback = (this: any, args?: OverflowChangedArgs) => void;\r\n\r\nexport type OverflowAmountChangedCallback = (this: any, args?: OverflowAmountChangedArgs) => void;\r\n\r\nexport type DirectionChangedCallback = (this: any, args?: DirectionChangedArgs) => void;\r\n\r\nexport type SizeChangedCallback = (this: any, args?: SizeChangedArgs) => void;\r\n\r\nexport type UpdatedCallback = (this: any, args?: UpdatedArgs) => void;\r\n\r\nexport interface Options {\r\n paddingAbsolute: boolean;\r\n showNativeOverlaidScrollbars: boolean;\r\n updating: {\r\n elementEvents: Array<[elementSelector: string, eventNames: string]> | null;\r\n attributes: string[] | null;\r\n debounce: [timeout: number, maxWait: number] | number | null; // (if tuple: [timeout: 0, maxWait: 33], if number: [timeout: number, maxWait: false]) debounce for content Changes\r\n ignoreMutation: ((mutation: MutationRecord) => any) | null;\r\n };\r\n overflow: {\r\n x: OverflowBehavior;\r\n y: OverflowBehavior;\r\n };\r\n scrollbars: {\r\n theme: string | null;\r\n visibility: ScrollbarVisibilityBehavior;\r\n autoHide: ScrollbarAutoHideBehavior;\r\n autoHideDelay: number;\r\n dragScroll: boolean;\r\n clickScroll: boolean;\r\n touch: boolean;\r\n };\r\n}\r\n\r\nexport type ReadonlyOSOptions = ReadonlyOptions;\r\n\r\nexport interface OverflowChangedArgs {\r\n x: boolean;\r\n y: boolean;\r\n xScrollable: boolean;\r\n yScrollable: boolean;\r\n clipped: boolean;\r\n}\r\n\r\nexport interface OverflowAmountChangedArgs {\r\n x: number;\r\n y: number;\r\n}\r\n\r\nexport interface DirectionChangedArgs {\r\n isRTL: number;\r\n dir: string;\r\n}\r\n\r\nexport interface SizeChangedArgs {\r\n width: number;\r\n height: number;\r\n}\r\n\r\nexport interface UpdatedArgs {\r\n forced: boolean;\r\n}\r\n\r\nexport const defaultOptions: Options = {\r\n // resize: 'none', // none || both || horizontal || vertical || n || b || h || v\r\n paddingAbsolute: false, // true || false\r\n showNativeOverlaidScrollbars: false, // true || false\r\n updating: {\r\n elementEvents: [['img', 'load']], // array of tuples || null\r\n debounce: [0, 33], // number || number array || null\r\n attributes: null, // string array || null\r\n ignoreMutation: null, // () => any || null\r\n },\r\n overflow: {\r\n x: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n y: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n },\r\n scrollbars: {\r\n theme: 'os-theme-dark',\r\n visibility: 'auto', // visible || hidden || auto || v || h || a\r\n autoHide: 'never', // never || scroll || leave || move || n || s || l || m\r\n autoHideDelay: 800, // number\r\n dragScroll: true, // true || false\r\n clickScroll: false, // true || false\r\n touch: true, // true || false\r\n },\r\n /*\r\n textarea: {\r\n dynWidth: false, // true || false\r\n dynHeight: false, // true || false\r\n inheritedAttrs: ['style', 'class'], // string || array || null\r\n },\r\n */\r\n};\r\n\r\nexport const getOptionsDiff = (currOptions: T, newOptions: DeepPartial): DeepPartial => {\r\n const diff: DeepPartial = {};\r\n const optionsKeys = keys(newOptions).concat(keys(currOptions));\r\n\r\n each(optionsKeys, (optionKey) => {\r\n const currOptionValue = currOptions[optionKey];\r\n const newOptionValue = newOptions[optionKey];\r\n\r\n if (isObject(currOptionValue) && isObject(newOptionValue)) {\r\n assignDeep((diff[optionKey] = {}), getOptionsDiff(currOptionValue, newOptionValue));\r\n } else if (hasOwnProperty(newOptions, optionKey) && newOptionValue !== currOptionValue) {\r\n let isDiff = true;\r\n\r\n if (isArray(currOptionValue) || isArray(newOptionValue)) {\r\n try {\r\n if (opsStringify(currOptionValue) === opsStringify(newOptionValue)) {\r\n isDiff = false;\r\n }\r\n } catch {}\r\n }\r\n\r\n if (isDiff) {\r\n diff[optionKey] = newOptionValue;\r\n }\r\n }\r\n });\r\n\r\n return diff;\r\n};\r\n","import { assignDeep, each, isArray, keys } from 'support';\r\nimport { OverlayScrollbars, OverlayScrollbarsStatic } from 'overlayscrollbars';\r\n\r\nexport type PluginInstance =\r\n | Record\r\n | ((staticObj: OverlayScrollbarsStatic, instanceObj: OverlayScrollbars) => void);\r\nexport type Plugin = {\r\n [pluginName: string]: T;\r\n};\r\n\r\nconst pluginRegistry: Record = {};\r\n\r\nexport const getPlugins = () => assignDeep({}, pluginRegistry);\r\n\r\nexport const addPlugin = (addedPlugin: Plugin | Plugin[]) => {\r\n each((isArray(addedPlugin) ? addedPlugin : [addedPlugin]) as Plugin[], (plugin) => {\r\n each(keys(plugin), (pluginName) => {\r\n pluginRegistry[pluginName] = plugin[pluginName];\r\n });\r\n });\r\n};\r\n","import { each, hasOwnProperty, keys, push, isEmptyObject } from 'support/utils';\r\nimport { type, isArray, isUndefined, isPlainObject, isString } from 'support/utils/types';\r\nimport { PlainObject, DeepPartial } from 'typings';\r\n\r\nexport type OptionsObjectType = Record;\r\nexport type OptionsFunctionType = (this: any, ...args: any[]) => any;\r\nexport type OptionsTemplateType = ExtractPropsKey<\r\n OptionsTemplateTypeMap,\r\n T\r\n>;\r\nexport type OptionsTemplateTypes = keyof OptionsTemplateTypeMap;\r\nexport type OptionsTemplateNativeTypes = OptionsTemplateTypeMap[keyof OptionsTemplateTypeMap];\r\n\r\nexport type OptionsTemplateValue = T extends string\r\n ? string extends T\r\n ? OptionsTemplateValueNonEnum\r\n : string\r\n : OptionsTemplateValueNonEnum;\r\n\r\nexport type OptionsTemplate = {\r\n [P in keyof T]: T[P] extends OptionsObjectType\r\n ? OptionsTemplate\r\n : T[P] extends OptionsTemplateNativeTypes\r\n ? OptionsTemplateValue\r\n : never;\r\n};\r\n\r\nexport type OptionsValidationResult = [\r\n DeepPartial, // validated\r\n Record // foreign\r\n];\r\n\r\ntype OptionsTemplateTypeMap = {\r\n __TPL_boolean_TYPE__: boolean;\r\n __TPL_number_TYPE__: number;\r\n __TPL_string_TYPE__: string;\r\n __TPL_array_TYPE__: Array | ReadonlyArray;\r\n __TPL_function_TYPE__: OptionsFunctionType;\r\n __TPL_null_TYPE__: null;\r\n __TPL_object_TYPE__: OptionsObjectType;\r\n};\r\n\r\ntype OptionsTemplateValueNonEnum =\r\n | OptionsTemplateType\r\n | [OptionsTemplateType, ...Array];\r\n\r\ntype ExtractPropsKey = {\r\n [P in keyof T]: TProps extends T[P] ? P : never;\r\n}[keyof T];\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType;\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = {\r\n boolean: '__TPL_boolean_TYPE__',\r\n number: '__TPL_number_TYPE__',\r\n string: '__TPL_string_TYPE__',\r\n array: '__TPL_array_TYPE__',\r\n object: '__TPL_object_TYPE__',\r\n function: '__TPL_function_TYPE__',\r\n null: '__TPL_null_TYPE__',\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidationResult => {\r\n const validatedOptions: DeepPartial = {};\r\n const optionsCopy: DeepPartial = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array =\r\n template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const [validated, foreign] = validateRecursive(\r\n templateValue as T,\r\n optionsValue,\r\n doWriteErrors,\r\n propPrefix + prop\r\n );\r\n validatedOptions[prop] = validated as any;\r\n optionsCopy[prop] = foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n let typeString: string | undefined;\r\n each(optionsTemplateTypes, (value: string, key: string) => {\r\n if (value === currTemplateType) {\r\n typeString = key;\r\n }\r\n });\r\n const isEnumString = isUndefined(typeString);\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n push(errorEnumStrings, enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n push(errorPossibleTypes, isEnumString ? optionsTemplateTypes.string : typeString!);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n validatedOptions[prop] = optionsValue;\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${\r\n errorEnumStrings.length > 0\r\n ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].`\r\n : ''\r\n }`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return [validatedOptions, optionsCopy]; // optionsCopy equals now to foreign options\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a tuple which looks like:\r\n * [\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * ]\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validateOptions = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean\r\n): OptionsValidationResult => validateRecursive(template, options, doWriteErrors);\r\n\r\nexport { validateOptions, optionsTemplateTypes };\r\n","import {\r\n Options,\r\n OverflowBehavior,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport {\r\n validateOptions,\r\n OptionsTemplate,\r\n OptionsTemplateValue,\r\n optionsTemplateTypes as oTypes,\r\n} from 'plugins/optionsValidationPlugin/validation';\r\nimport type { DeepPartial } from 'typings';\r\nimport type { Plugin } from 'plugins';\r\n\r\nconst numberAllowedValues: OptionsTemplateValue = oTypes.number;\r\nconst booleanAllowedValues: OptionsTemplateValue = oTypes.boolean;\r\nconst arrayNullValues: OptionsTemplateValue | null> = [oTypes.array, oTypes.null];\r\nconst overflowAllowedValues: OptionsTemplateValue =\r\n 'hidden scroll visible visible-hidden';\r\nconst scrollbarsVisibilityAllowedValues: OptionsTemplateValue =\r\n 'visible hidden auto';\r\nconst scrollbarsAutoHideAllowedValues: OptionsTemplateValue =\r\n 'never scroll leavemove';\r\n\r\nconst optionsTemplate: OptionsTemplate = {\r\n // resize: resizeAllowedValues, // none || both || horizontal || vertical || n || b ||\r\n paddingAbsolute: booleanAllowedValues, // true || false\r\n showNativeOverlaidScrollbars: booleanAllowedValues, // true || false\r\n updating: {\r\n elementEvents: arrayNullValues, // array of tuples || null\r\n attributes: arrayNullValues,\r\n debounce: [oTypes.number, oTypes.array, oTypes.null], // number || number array || null\r\n ignoreMutation: [oTypes.function, oTypes.null], // function || null\r\n },\r\n overflow: {\r\n x: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n y: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n },\r\n scrollbars: {\r\n theme: [oTypes.string, oTypes.null], // string || null\r\n visibility: scrollbarsVisibilityAllowedValues, // visible || hidden || auto || v ||\r\n autoHide: scrollbarsAutoHideAllowedValues, // never || scroll || leave || move ||\r\n autoHideDelay: numberAllowedValues, // number\r\n dragScroll: booleanAllowedValues, // true || false\r\n clickScroll: booleanAllowedValues, // true || false\r\n touch: booleanAllowedValues, // true || false\r\n },\r\n /*\r\n textarea: {\r\n dynWidth: booleanAllowedValues, // true || false\r\n dynHeight: booleanAllowedValues, // true || false\r\n inheritedAttrs: stringArrayNullAllowedValues, // string || array || nul\r\n },\r\n */\r\n};\r\n\r\nexport type OptionsValidationPluginInstance = {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => DeepPartial;\r\n};\r\n\r\nexport const optionsValidationPluginName = '__osOptionsValidationPlugin';\r\n\r\nexport const optionsValidationPlugin: Plugin = {\r\n [optionsValidationPluginName]: {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => {\r\n const [validated, foreign] = validateOptions(optionsTemplate, options, doWriteErrors);\r\n return { ...foreign, ...validated };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n style,\r\n appendChildren,\r\n offsetSize,\r\n scrollLeft,\r\n scrollTop,\r\n on,\r\n addClass,\r\n equalWH,\r\n push,\r\n cAF,\r\n rAF,\r\n stopPropagation,\r\n} from 'support';\r\nimport {\r\n classNameSizeObserverListenerScroll,\r\n classNameSizeObserverListenerItem,\r\n classNameSizeObserverListenerItemFinal,\r\n} from 'classnames';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type SizeObserverPluginInstance = {\r\n _: (\r\n listenerElement: HTMLElement,\r\n onSizeChangedCallback: (appear: boolean) => any,\r\n observeAppearChange: boolean\r\n ) => [appearCallback: () => any, offFns: (() => any)[]];\r\n};\r\n\r\nconst scrollAmount = 3333333;\r\nconst scrollEventName = 'scroll';\r\nexport const sizeObserverPluginName = '__osSizeObserverPlugin';\r\n\r\nexport const sizeObserverPlugin: Plugin = {\r\n [sizeObserverPluginName]: {\r\n _: (listenerElement, onSizeChangedCallback, observeAppearChange) => {\r\n const observerElementChildren = createDOM(\r\n `
`\r\n );\r\n appendChildren(listenerElement, observerElementChildren);\r\n addClass(listenerElement, classNameSizeObserverListenerScroll);\r\n const observerElementChildrenRoot = observerElementChildren[0] as HTMLElement;\r\n const shrinkElement = observerElementChildrenRoot.lastChild as HTMLElement;\r\n const expandElement = observerElementChildrenRoot.firstChild as HTMLElement;\r\n const expandElementChild = expandElement?.firstChild as HTMLElement;\r\n\r\n let cacheSize = offsetSize(observerElementChildrenRoot);\r\n let currSize = cacheSize;\r\n let isDirty = false;\r\n let rAFId: number;\r\n\r\n const reset = () => {\r\n scrollLeft(expandElement, scrollAmount);\r\n scrollTop(expandElement, scrollAmount);\r\n scrollLeft(shrinkElement, scrollAmount);\r\n scrollTop(shrinkElement, scrollAmount);\r\n };\r\n const onResized = (appear?: unknown) => {\r\n rAFId = 0;\r\n if (isDirty) {\r\n cacheSize = currSize;\r\n onSizeChangedCallback(appear === true);\r\n }\r\n };\r\n const onScroll = (scrollEvent?: Event | false) => {\r\n currSize = offsetSize(observerElementChildrenRoot);\r\n isDirty = !scrollEvent || !equalWH(currSize, cacheSize);\r\n\r\n if (scrollEvent) {\r\n stopPropagation(scrollEvent);\r\n\r\n if (isDirty && !rAFId) {\r\n cAF!(rAFId);\r\n rAFId = rAF!(onResized);\r\n }\r\n } else {\r\n onResized(scrollEvent === false);\r\n }\r\n\r\n reset();\r\n };\r\n const offListeners = push(\r\n [],\r\n [on(expandElement, scrollEventName, onScroll), on(shrinkElement, scrollEventName, onScroll)]\r\n );\r\n\r\n // lets assume that the divs will never be that large and a constant value is enough\r\n style(expandElementChild, {\r\n width: scrollAmount,\r\n height: scrollAmount,\r\n });\r\n\r\n reset();\r\n\r\n return [observeAppearChange ? onScroll.bind(0, false) : reset, offListeners];\r\n },\r\n },\r\n};\r\n","import {\r\n keys,\r\n attr,\r\n WH,\r\n style,\r\n addClass,\r\n removeClass,\r\n noop,\r\n each,\r\n assignDeep,\r\n windowSize,\r\n UpdateCache,\r\n XY,\r\n} from 'support';\r\nimport { classNameViewportArrange } from 'classnames';\r\nimport type { StyleObject } from 'typings';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type {\r\n ViewportOverflowState,\r\n GetViewportOverflowState,\r\n HideNativeScrollbars,\r\n} from 'setups/structureSetup/updateSegments/overflowUpdateSegment';\r\nimport type { InternalEnvironment } from 'environment';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type ArrangeViewport = (\r\n viewportOverflowState: ViewportOverflowState,\r\n viewportScrollSize: WH,\r\n sizeFraction: WH,\r\n directionIsRTL: boolean\r\n) => boolean;\r\n\r\nexport type UndoViewportArrangeResult = [\r\n redoViewportArrange: () => void,\r\n overflowState?: ViewportOverflowState\r\n];\r\n\r\nexport type UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars: boolean,\r\n directionIsRTL: boolean,\r\n viewportOverflowState?: ViewportOverflowState\r\n) => UndoViewportArrangeResult;\r\n\r\nexport type ScrollbarsHidingPluginInstance = {\r\n _createUniqueViewportArrangeElement(env: InternalEnvironment): HTMLStyleElement | false;\r\n _overflowUpdateSegment(\r\n doViewportArrange: boolean,\r\n flexboxGlue: boolean,\r\n viewport: HTMLElement,\r\n viewportArrange: HTMLStyleElement | false | null | undefined,\r\n getState: () => StructureSetupState,\r\n getViewportOverflowState: GetViewportOverflowState,\r\n hideNativeScrollbars: HideNativeScrollbars\r\n ): [ArrangeViewport, UndoArrangeViewport];\r\n _envWindowZoom(): (\r\n envInstance: InternalEnvironment,\r\n updateNativeScrollbarSizeCache: UpdateCache>,\r\n triggerEvent: () => void\r\n ) => void;\r\n};\r\n\r\nlet contentArrangeCounter = 0;\r\nconst { round, abs } = Math;\r\nconst getWindowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nexport const scrollbarsHidingPluginName = '__osScrollbarsHidingPlugin';\r\n\r\nexport const scrollbarsHidingPlugin: Plugin = {\r\n [scrollbarsHidingPluginName]: {\r\n _createUniqueViewportArrangeElement: (env: InternalEnvironment) => {\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _cssCustomProperties } = env;\r\n const create =\r\n !_cssCustomProperties &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const result = create ? document.createElement('style') : false;\r\n\r\n if (result) {\r\n attr(result, 'id', `${classNameViewportArrange}-${contentArrangeCounter}`);\r\n contentArrangeCounter++;\r\n }\r\n\r\n return result;\r\n },\r\n _overflowUpdateSegment: (\r\n doViewportArrange,\r\n flexboxGlue,\r\n viewport,\r\n viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n ) => {\r\n /**\r\n * Sets the styles of the viewport arrange element.\r\n * @param viewportOverflowState The viewport overflow state according to which the scrollbars shall be hidden.\r\n * @param viewportScrollSize The content scroll size.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @returns A boolean which indicates whether the viewport arrange element was adjusted.\r\n */\r\n const arrangeViewport: ArrangeViewport = (\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n directionIsRTL\r\n ) => {\r\n if (doViewportArrange) {\r\n const { _viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const viewportArrangeHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingRight'\r\n : 'paddingLeft';\r\n const viewportArrangeHorizontalPaddingValue = _viewportPaddingStyle[\r\n viewportArrangeHorizontalPaddingKey\r\n ] as number;\r\n const viewportArrangeVerticalPaddingValue = _viewportPaddingStyle.paddingTop as number;\r\n const fractionalContentWidth = viewportScrollSize.w + sizeFraction.w;\r\n const fractionalContenHeight = viewportScrollSize.h + sizeFraction.h;\r\n const arrangeSize = {\r\n w:\r\n hideOffsetY && arrangeY\r\n ? `${\r\n hideOffsetY + fractionalContentWidth - viewportArrangeHorizontalPaddingValue\r\n }px`\r\n : '',\r\n h:\r\n hideOffsetX && arrangeX\r\n ? `${hideOffsetX + fractionalContenHeight - viewportArrangeVerticalPaddingValue}px`\r\n : '',\r\n };\r\n\r\n // adjust content arrange / before element\r\n if (viewportArrange) {\r\n const { sheet } = viewportArrange;\r\n if (sheet) {\r\n const { cssRules } = sheet;\r\n if (cssRules) {\r\n if (!cssRules.length) {\r\n sheet.insertRule(\r\n `#${attr(viewportArrange, 'id')} + .${classNameViewportArrange}::before {}`,\r\n 0\r\n );\r\n }\r\n\r\n // @ts-ignore\r\n const ruleStyle = cssRules[0].style;\r\n\r\n ruleStyle.width = arrangeSize.w;\r\n ruleStyle.height = arrangeSize.h;\r\n }\r\n }\r\n } else {\r\n style<'--os-vaw' | '--os-vah'>(viewport, {\r\n '--os-vaw': arrangeSize.w,\r\n '--os-vah': arrangeSize.h,\r\n });\r\n }\r\n }\r\n\r\n return doViewportArrange;\r\n };\r\n\r\n /**\r\n * Removes all styles applied because of the viewport arrange strategy.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportOverflowState The currentviewport overflow state or undefined if it has to be determined.\r\n * @returns A object with a function which applies all the removed styles and the determined viewport vverflow state.\r\n */\r\n const undoViewportArrange: UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars,\r\n directionIsRTL,\r\n viewportOverflowState?\r\n ) => {\r\n if (doViewportArrange) {\r\n const finalViewportOverflowState =\r\n viewportOverflowState || getViewportOverflowState(showNativeOverlaidScrollbars);\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffsetArrange } = finalViewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const finalPaddingStyle: StyleObject = {};\r\n const assignProps = (props: string) =>\r\n each(props.split(' '), (prop) => {\r\n finalPaddingStyle[prop] = viewportPaddingStyle[prop];\r\n });\r\n\r\n if (arrangeX) {\r\n assignProps('marginBottom paddingTop paddingBottom');\r\n }\r\n\r\n if (arrangeY) {\r\n assignProps('marginLeft marginRight paddingLeft paddingRight');\r\n }\r\n\r\n const prevStyle = style(viewport, keys(finalPaddingStyle));\r\n\r\n removeClass(viewport, classNameViewportArrange);\r\n\r\n if (!flexboxGlue) {\r\n finalPaddingStyle.height = '';\r\n }\r\n\r\n style(viewport, finalPaddingStyle);\r\n\r\n return [\r\n () => {\r\n hideNativeScrollbars(\r\n finalViewportOverflowState,\r\n directionIsRTL,\r\n doViewportArrange,\r\n prevStyle\r\n );\r\n style(viewport, prevStyle);\r\n addClass(viewport, classNameViewportArrange);\r\n },\r\n finalViewportOverflowState,\r\n ];\r\n }\r\n return [noop];\r\n };\r\n\r\n return [arrangeViewport, undoViewportArrange];\r\n },\r\n _envWindowZoom: () => {\r\n let size = { w: 0, h: 0 };\r\n let dpr = 0;\r\n\r\n return (envInstance, updateNativeScrollbarSizeCache, triggerEvent) => {\r\n const sizeNew = windowSize();\r\n const deltaSize = {\r\n w: sizeNew.w - size.w,\r\n h: sizeNew.h - size.h,\r\n };\r\n\r\n if (deltaSize.w === 0 && deltaSize.h === 0) {\r\n return;\r\n }\r\n\r\n const deltaAbsSize = {\r\n w: abs(deltaSize.w),\r\n h: abs(deltaSize.h),\r\n };\r\n const deltaAbsRatio = {\r\n w: abs(round(sizeNew.w / (size.w / 100.0))),\r\n h: abs(round(sizeNew.h / (size.h / 100.0))),\r\n };\r\n const dprNew = getWindowDPR();\r\n const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;\r\n const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);\r\n const dprChanged = dprNew !== dpr && dprNew > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n if (isZoom) {\r\n const [scrollbarSize, scrollbarSizeChanged] = updateNativeScrollbarSizeCache();\r\n\r\n assignDeep(envInstance._nativeScrollbarsSize, scrollbarSize); // keep the object same!\r\n\r\n if (scrollbarSizeChanged) {\r\n triggerEvent();\r\n }\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n fractionalSize,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n equalBCRWH,\r\n getBoundingClientRect,\r\n assignDeep,\r\n cssProperty,\r\n createCache,\r\n equalXY,\r\n createEventListenerHub,\r\n EventListener,\r\n} from 'support';\r\nimport {\r\n classNameEnvironment,\r\n classNameEnvironmentFlexboxGlue,\r\n classNameEnvironmentFlexboxGlueMax,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { Options, defaultOptions } from 'options';\r\nimport { DeepPartial } from 'typings';\r\nimport { DefaultInitialization } from 'initialization';\r\nimport { getPlugins, ScrollbarsHidingPluginInstance, scrollbarsHidingPluginName } from 'plugins';\r\n\r\ntype EnvironmentEventMap = {\r\n _: [];\r\n};\r\n\r\nexport interface InternalEnvironment {\r\n readonly _nativeScrollbarsSize: XY;\r\n readonly _nativeScrollbarsOverlaid: XY;\r\n readonly _nativeScrollbarsHiding: boolean;\r\n readonly _rtlScrollBehavior: { n: boolean; i: boolean };\r\n readonly _flexboxGlue: boolean;\r\n readonly _cssCustomProperties: boolean;\r\n readonly _staticDefaultInitialization: DefaultInitialization;\r\n readonly _staticDefaultOptions: Options;\r\n _addListener(listener: EventListener): () => void;\r\n _getDefaultInitialization(): DefaultInitialization;\r\n _setDefaultInitialization(newInitialization: DeepPartial): void;\r\n _getDefaultOptions(): Options;\r\n _setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nlet environmentInstance: InternalEnvironment;\r\n\r\nconst getNativeScrollbarSize = (\r\n body: HTMLElement,\r\n measureElm: HTMLElement,\r\n measureElmChild: HTMLElement,\r\n clear?: boolean\r\n): XY => {\r\n appendChildren(body, measureElm);\r\n\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n const fSize = fractionalSize(measureElmChild);\r\n\r\n clear && removeElements(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h + fSize.h,\r\n y: oSize.w - cSize.w + fSize.w,\r\n };\r\n};\r\n\r\nconst getNativeScrollbarsHiding = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n const revertClass = addClass(testElm, classNameViewportScrollbarHidden);\r\n try {\r\n result =\r\n style(testElm, cssProperty('scrollbar-width')) === 'none' ||\r\n window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') ===\r\n 'none';\r\n } catch (ex) {}\r\n revertClass();\r\n return result;\r\n};\r\n\r\nconst getRtlScrollBehavior = (\r\n parentElm: HTMLElement,\r\n childElm: HTMLElement\r\n): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst getFlexboxGlue = (parentElm: HTMLElement, childElm: HTMLElement): boolean => {\r\n const revertFbxGlue = addClass(parentElm, classNameEnvironmentFlexboxGlue);\r\n const minOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const minOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMin = equalBCRWH(minOffsetsize, minOffsetsizeParent, true);\r\n\r\n const revertFbxGlueMax = addClass(parentElm, classNameEnvironmentFlexboxGlueMax);\r\n const maxOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const maxOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMax = equalBCRWH(maxOffsetsize, maxOffsetsizeParent, true);\r\n\r\n revertFbxGlue();\r\n revertFbxGlueMax();\r\n\r\n return supportsMin && supportsMax;\r\n};\r\n\r\nconst createEnvironment = (): InternalEnvironment => {\r\n const { body } = document;\r\n const envDOM = createDOM(`
`);\r\n const envElm = envDOM[0] as HTMLElement;\r\n const envChildElm = envElm.firstChild as HTMLElement;\r\n const [addEvent, , triggerEvent] = createEventListenerHub();\r\n const [updateNativeScrollbarSizeCache, getNativeScrollbarSizeCache] = createCache(\r\n {\r\n _initialValue: getNativeScrollbarSize(body, envElm, envChildElm),\r\n _equal: equalXY,\r\n },\r\n getNativeScrollbarSize.bind(0, body, envElm, envChildElm, true)\r\n );\r\n const [nativeScrollbarsSize] = getNativeScrollbarSizeCache();\r\n const nativeScrollbarsHiding = getNativeScrollbarsHiding(envElm);\r\n const nativeScrollbarsOverlaid = {\r\n x: nativeScrollbarsSize.x === 0,\r\n y: nativeScrollbarsSize.y === 0,\r\n };\r\n const defaultInitialization = {\r\n padding: !nativeScrollbarsHiding,\r\n content: false,\r\n cancel: {\r\n nativeScrollbarsOverlaid: true,\r\n body: null,\r\n },\r\n };\r\n const defaultDefaultOptions = assignDeep({}, defaultOptions);\r\n\r\n const env: InternalEnvironment = {\r\n _nativeScrollbarsSize: nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid: nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding: nativeScrollbarsHiding,\r\n _cssCustomProperties: style(envElm, 'zIndex') === '-1',\r\n _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),\r\n _flexboxGlue: getFlexboxGlue(envElm, envChildElm),\r\n _addListener: (listener) => addEvent('_', listener),\r\n _getDefaultInitialization: assignDeep.bind(\r\n 0,\r\n {} as DefaultInitialization,\r\n defaultInitialization\r\n ),\r\n _setDefaultInitialization(newInitializationStrategy) {\r\n assignDeep(defaultInitialization, newInitializationStrategy);\r\n },\r\n _getDefaultOptions: assignDeep.bind(0, {} as Options, defaultDefaultOptions),\r\n _setDefaultOptions(newDefaultOptions) {\r\n assignDeep(defaultDefaultOptions, newDefaultOptions);\r\n },\r\n _staticDefaultInitialization: assignDeep({}, defaultInitialization),\r\n _staticDefaultOptions: assignDeep({}, defaultDefaultOptions),\r\n };\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarsHiding && (!nativeScrollbarsOverlaid.x || !nativeScrollbarsOverlaid.y)) {\r\n let resizeFn: undefined | ReturnType;\r\n window.addEventListener('resize', () => {\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n\r\n resizeFn = resizeFn || (scrollbarsHidingPlugin && scrollbarsHidingPlugin._envWindowZoom());\r\n resizeFn && resizeFn(env, updateNativeScrollbarSizeCache, triggerEvent.bind(0, '_'));\r\n });\r\n }\r\n\r\n return env;\r\n};\r\n\r\nconst getEnvironment = (): InternalEnvironment => {\r\n if (!environmentInstance) {\r\n environmentInstance = createEnvironment();\r\n }\r\n return environmentInstance;\r\n};\r\n\r\nexport { getEnvironment };\r\n","import { isBoolean, isFunction, isNull, isUndefined } from 'support';\r\nimport type {\r\n StructureInitialization,\r\n DefaultStructureInitialization,\r\n} from 'setups/structureSetup';\r\nimport type {\r\n ScrollbarsInitialization,\r\n DefaultScrollbarsInitialization,\r\n} from 'setups/scrollbarsSetup';\r\nimport { getEnvironment } from 'environment';\r\nimport { DeepPartial } from 'typings';\r\nimport { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\ntype StaticInitialization = HTMLElement | null | undefined;\r\ntype DynamicInitialization = HTMLElement | boolean | null | undefined;\r\n\r\nexport type CancelInitialization = {\r\n cancel: {\r\n nativeScrollbarsOverlaid: boolean | undefined;\r\n body: boolean | null | undefined;\r\n };\r\n};\r\n\r\nexport type InitializationTargetElement = HTMLElement | HTMLTextAreaElement;\r\n\r\nexport type InitializationTargetObject = StructureInitialization &\r\n ScrollbarsInitialization &\r\n DeepPartial;\r\n\r\nexport type InitializationTarget = InitializationTargetElement | InitializationTargetObject;\r\n\r\nexport type DefaultInitialization = DefaultStructureInitialization &\r\n DefaultScrollbarsInitialization &\r\n CancelInitialization;\r\n\r\n/**\r\n * Static elements MUST be present.\r\n * Null or undefined behave like if this element wasn't specified during initialization.\r\n */\r\nexport type StaticInitializationElement =\r\n | ((...args: Args) => StaticInitialization)\r\n | StaticInitialization;\r\n\r\n/**\r\n * Dynamic element CAN be present.\r\n * If its a element the element will be handled as the repsective element.\r\n * True means that the respective dynamic element is forced to be generated.\r\n * False means that the respective dynamic element is forced NOT to be generated.\r\n * Null or undefined behave like if this element wasn't specified during initialization.\r\n */\r\nexport type DynamicInitializationElement =\r\n | ((...args: Args) => DynamicInitialization)\r\n | DynamicInitialization;\r\n\r\nexport type DefaultInitializtationElement = Exclude;\r\n\r\nexport type FallbackInitializtationElement<\r\n InitElm extends StaticInitializationElement | DynamicInitializationElement\r\n> = Extract any> extends (...args: infer P) => any\r\n ? (...args: P) => HTMLElement\r\n : never;\r\n\r\nconst resolveInitialization = (value: any, args: any): T =>\r\n isFunction(value) ? value.apply(0, args) : value;\r\n\r\nconst staticInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackStaticInitializationElement: FallbackInitializtationElement,\r\n defaultStaticInitializationElementStrategy?: DefaultInitializtationElement,\r\n staticInitializationElementValue?: T | false\r\n): HTMLElement =>\r\n resolveInitialization(\r\n staticInitializationElementValue ||\r\n resolveInitialization(defaultStaticInitializationElementStrategy, args),\r\n args\r\n ) || fallbackStaticInitializationElement.apply(0, args);\r\n\r\nconst dynamicInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackDynamicInitializationElement: FallbackInitializtationElement,\r\n defaultDynamicInitializationElementStrategy?: DefaultInitializtationElement,\r\n dynamicInitializationElementValue?: T | false\r\n): HTMLElement | false => {\r\n let result = resolveInitialization(\r\n dynamicInitializationElementValue,\r\n args\r\n );\r\n\r\n if (isNull(result) || isUndefined(result)) {\r\n result = resolveInitialization(\r\n defaultDynamicInitializationElementStrategy,\r\n args\r\n );\r\n }\r\n\r\n return result === true || isNull(result) || isUndefined(result)\r\n ? fallbackDynamicInitializationElement.apply(0, args)\r\n : result;\r\n};\r\n\r\nconst cancelInitialization = (\r\n cancelInitializationValue: DeepPartial | false | null | undefined,\r\n structureSetupElements: StructureSetupElementsObj\r\n): boolean => {\r\n const { nativeScrollbarsOverlaid, body } = cancelInitializationValue || {};\r\n const { _isBody, _viewportIsTarget } = structureSetupElements;\r\n const { _getDefaultInitialization, _nativeScrollbarsOverlaid } = getEnvironment();\r\n const { nativeScrollbarsOverlaid: defaultNativeScrollbarsOverlaid, body: defaultbody } =\r\n _getDefaultInitialization().cancel;\r\n\r\n const resolvedNativeScrollbarsOverlaid =\r\n nativeScrollbarsOverlaid ?? defaultNativeScrollbarsOverlaid;\r\n const resolvedDocumentScrollingElement = isBoolean(body) || isNull(body) ? body : defaultbody;\r\n\r\n const finalNativeScrollbarsOverlaid =\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y) &&\r\n resolvedNativeScrollbarsOverlaid;\r\n const finalDocumentScrollingElement =\r\n _isBody &&\r\n (isNull(resolvedDocumentScrollingElement)\r\n ? !_viewportIsTarget\r\n : resolvedDocumentScrollingElement);\r\n\r\n return !!finalNativeScrollbarsOverlaid || !!finalDocumentScrollingElement;\r\n};\r\n\r\nexport { staticInitializationElement, dynamicInitializationElement, cancelInitialization };\r\n","import {\r\n isHTMLElement,\r\n appendChildren,\r\n createDiv,\r\n is,\r\n contents,\r\n insertAfter,\r\n addClass,\r\n parent,\r\n indexOf,\r\n removeElements,\r\n removeClass,\r\n hasClass,\r\n push,\r\n runEachAndClear,\r\n insertBefore,\r\n attr,\r\n keys,\r\n removeAttr,\r\n attrClass,\r\n hasAttrClass,\r\n ResizeObserverConstructor,\r\n hasOwnProperty,\r\n noop,\r\n} from 'support';\r\nimport {\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n classNamePadding,\r\n classNameViewport,\r\n classNameContent,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type { ScrollbarsHidingPluginInstance } from 'plugins/scrollbarsHidingPlugin';\r\nimport {\r\n staticInitializationElement as generalStaticInitializationElement,\r\n dynamicInitializationElement as generalDynamicInitializationElement,\r\n InitializationTargetObject,\r\n} from 'initialization';\r\nimport type { InitializationTarget, InitializationTargetElement } from 'initialization';\r\nimport type {\r\n StructureDynamicInitializationElement,\r\n StructureStaticInitializationElement,\r\n} from 'setups/structureSetup/structureSetup.initialization';\r\n\r\nexport type StructureSetupElements = [\r\n targetObj: StructureSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport interface StructureSetupElementsObj {\r\n _target: InitializationTargetElement;\r\n _host: HTMLElement;\r\n _viewport: HTMLElement;\r\n _padding: HTMLElement | false;\r\n _content: HTMLElement | false;\r\n _viewportArrange: HTMLStyleElement | false | null | undefined;\r\n // ctx ----\r\n _isTextarea: boolean;\r\n _isBody: boolean;\r\n _windowElm: Window;\r\n _documentElm: Document;\r\n _targetIsElm: boolean;\r\n _viewportIsTarget: boolean;\r\n _viewportHasClass: (className: string, attributeClassName: string) => boolean;\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) => void;\r\n}\r\n\r\nconst createNewDiv = createDiv.bind(0, '');\r\n\r\nconst unwrap = (elm: HTMLElement | false | null | undefined) => {\r\n appendChildren(parent(elm), contents(elm));\r\n removeElements(elm);\r\n};\r\n\r\nconst addDataAttrHost = (elm: HTMLElement, value: string) => {\r\n attr(elm, dataAttributeHost, value);\r\n return removeAttr.bind(0, elm, dataAttributeHost);\r\n};\r\n\r\nexport const createStructureSetupElements = (\r\n target: InitializationTarget\r\n): StructureSetupElements => {\r\n const env = getEnvironment();\r\n const { _getDefaultInitialization, _nativeScrollbarsHiding } = env;\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const createUniqueViewportArrangeElement =\r\n scrollbarsHidingPlugin && scrollbarsHidingPlugin._createUniqueViewportArrangeElement;\r\n const {\r\n host: defaultHostInitializationStrategy,\r\n viewport: defaultViewportInitializationStrategy,\r\n padding: defaultPaddingInitializationStrategy,\r\n content: defaultContentInitializationStrategy,\r\n } = _getDefaultInitialization();\r\n const targetIsElm = isHTMLElement(target);\r\n const targetStructureInitialization = (targetIsElm ? {} : target) as InitializationTargetObject;\r\n const {\r\n host: hostInitializationStrategy,\r\n padding: paddingInitializationStrategy,\r\n viewport: viewportInitializationStrategy,\r\n content: contentInitializationStrategy,\r\n } = targetStructureInitialization;\r\n\r\n const targetElement = targetIsElm ? target : targetStructureInitialization.target;\r\n const isTextarea = is(targetElement, 'textarea');\r\n const ownerDocument = targetElement.ownerDocument;\r\n const isBody = targetElement === ownerDocument.body;\r\n const wnd = ownerDocument.defaultView as Window;\r\n const singleElmSupport = isBody\r\n ? _nativeScrollbarsHiding\r\n : !!ResizeObserverConstructor && !isTextarea && _nativeScrollbarsHiding;\r\n const staticInitializationElement =\r\n generalStaticInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const dynamicInitializationElement =\r\n generalDynamicInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const viewportElement = [\r\n staticInitializationElement(\r\n createNewDiv,\r\n defaultViewportInitializationStrategy,\r\n isBody && !hasOwnProperty(targetStructureInitialization, 'viewport')\r\n ? targetElement\r\n : viewportInitializationStrategy\r\n ),\r\n staticInitializationElement(createNewDiv, defaultViewportInitializationStrategy),\r\n staticInitializationElement(createNewDiv),\r\n ].filter((potentialViewport) =>\r\n singleElmSupport ? true : potentialViewport !== targetElement\r\n )[0];\r\n const viewportIsTarget = viewportElement === targetElement;\r\n const evaluatedTargetObj: StructureSetupElementsObj = {\r\n _target: targetElement,\r\n _host: isTextarea\r\n ? staticInitializationElement(\r\n createNewDiv,\r\n defaultHostInitializationStrategy,\r\n hostInitializationStrategy\r\n )\r\n : (targetElement as HTMLElement),\r\n _viewport: viewportElement,\r\n _padding:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultPaddingInitializationStrategy,\r\n paddingInitializationStrategy\r\n ),\r\n _content:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultContentInitializationStrategy,\r\n contentInitializationStrategy\r\n ),\r\n _viewportArrange:\r\n !viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n createUniqueViewportArrangeElement &&\r\n createUniqueViewportArrangeElement(env),\r\n _windowElm: wnd,\r\n _documentElm: ownerDocument,\r\n _isTextarea: isTextarea,\r\n _isBody: isBody,\r\n _targetIsElm: targetIsElm,\r\n _viewportIsTarget: viewportIsTarget,\r\n _viewportHasClass: (className: string, attributeClassName: string) =>\r\n viewportIsTarget\r\n ? hasAttrClass(viewportElement, dataAttributeHost, attributeClassName)\r\n : hasClass(viewportElement, className),\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) =>\r\n viewportIsTarget\r\n ? attrClass(viewportElement, dataAttributeHost, attributeClassName, add)\r\n : (add ? addClass : removeClass)(viewportElement, className),\r\n };\r\n const generatedElements = keys(evaluatedTargetObj).reduce((arr, key: string) => {\r\n const value = evaluatedTargetObj[key];\r\n return push(arr, value && !parent(value) ? value : false);\r\n }, [] as HTMLElement[]);\r\n const elementIsGenerated = (elm: HTMLElement | false) =>\r\n elm ? indexOf(generatedElements, elm) > -1 : null;\r\n const { _target, _host, _padding, _viewport, _content, _viewportArrange } = evaluatedTargetObj;\r\n const destroyFns: (() => any)[] = [];\r\n const isTextareaHostGenerated = isTextarea && elementIsGenerated(_host);\r\n const targetContents = isTextarea\r\n ? _target\r\n : contents(\r\n [_content, _viewport, _padding, _host, _target].find(\r\n (elm) => elementIsGenerated(elm) === false\r\n )\r\n );\r\n const contentSlot = _content || _viewport;\r\n const appendElements = () => {\r\n const removeHostDataAttr = addDataAttrHost(_host, viewportIsTarget ? 'viewport' : 'host');\r\n const removePaddingClass = addClass(_padding, classNamePadding);\r\n const removeViewportClass = addClass(_viewport, !viewportIsTarget && classNameViewport);\r\n const removeContentClass = addClass(_content, classNameContent);\r\n const removeHtmlClass = isBody\r\n ? addClass(parent(targetElement), classNameViewportScrollbarHidden)\r\n : noop;\r\n\r\n // only insert host for textarea after target if it was generated\r\n if (isTextareaHostGenerated) {\r\n insertAfter(_target, _host);\r\n\r\n push(destroyFns, () => {\r\n insertAfter(_host, _target);\r\n removeElements(_host);\r\n });\r\n }\r\n\r\n appendChildren(contentSlot, targetContents);\r\n appendChildren(_host, _padding);\r\n appendChildren(_padding || _host, !viewportIsTarget && _viewport);\r\n appendChildren(_viewport, _content);\r\n\r\n push(destroyFns, () => {\r\n removeHtmlClass();\r\n removeHostDataAttr();\r\n removeAttr(_viewport, dataAttributeHostOverflowX);\r\n removeAttr(_viewport, dataAttributeHostOverflowY);\r\n\r\n if (elementIsGenerated(_content)) {\r\n unwrap(_content);\r\n }\r\n if (elementIsGenerated(_viewport)) {\r\n unwrap(_viewport);\r\n }\r\n if (elementIsGenerated(_padding)) {\r\n unwrap(_padding);\r\n }\r\n removePaddingClass();\r\n removeViewportClass();\r\n removeContentClass();\r\n });\r\n\r\n if (_nativeScrollbarsHiding && !viewportIsTarget) {\r\n push(destroyFns, removeClass.bind(0, _viewport, classNameViewportScrollbarHidden));\r\n }\r\n if (_viewportArrange) {\r\n insertBefore(_viewport, _viewportArrange);\r\n push(destroyFns, removeElements.bind(0, _viewportArrange));\r\n }\r\n };\r\n\r\n return [evaluatedTargetObj, appendElements, runEachAndClear.bind(0, destroyFns)];\r\n};\r\n","import { style } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the trinsic behavior of the content element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createTrinsicUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const { _content } = structureSetupElements;\r\n const [getState] = state;\r\n\r\n return (updateHints) => {\r\n const { _flexboxGlue } = getEnvironment();\r\n const { _heightIntrinsic } = getState();\r\n const { _heightIntrinsicChanged } = updateHints;\r\n const heightIntrinsicChanged = (_content || !_flexboxGlue) && _heightIntrinsicChanged;\r\n\r\n if (heightIntrinsicChanged) {\r\n style(_content, {\r\n height: _heightIntrinsic ? '' : '100%',\r\n });\r\n }\r\n\r\n return {\r\n _sizeChanged: heightIntrinsicChanged,\r\n _contentMutation: heightIntrinsicChanged,\r\n };\r\n };\r\n};\r\n","import { createCache, topRightBottomLeft, equalTRBL, style, assignDeep } from 'support';\r\nimport { StyleObject } from 'typings';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the padding styling of the padding and viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createPaddingUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const { _host, _padding, _viewport, _viewportIsTarget: _isSingleElm } = structureSetupElements;\r\n const [updatePaddingCache, currentPaddingCache] = createCache(\r\n {\r\n _equal: equalTRBL,\r\n _initialValue: topRightBottomLeft(),\r\n },\r\n topRightBottomLeft.bind(0, _host, 'padding', '')\r\n );\r\n\r\n return (updateHints, checkOption, force) => {\r\n let [padding, paddingChanged] = currentPaddingCache(force);\r\n const { _nativeScrollbarsHiding: _nativeScrollbarStyling, _flexboxGlue } = getEnvironment();\r\n const { _directionIsRTL } = getState();\r\n const { _sizeChanged, _contentMutation, _directionChanged } = updateHints;\r\n const [paddingAbsolute, paddingAbsoluteChanged] = checkOption('paddingAbsolute');\r\n const contentMutation = !_flexboxGlue && _contentMutation;\r\n\r\n if (_sizeChanged || paddingChanged || contentMutation) {\r\n [padding, paddingChanged] = updatePaddingCache(force);\r\n }\r\n\r\n const paddingStyleChanged =\r\n !_isSingleElm && (paddingAbsoluteChanged || _directionChanged || paddingChanged);\r\n\r\n if (paddingStyleChanged) {\r\n // if there is no padding element and no scrollbar styling, paddingAbsolute isn't supported\r\n const paddingRelative = !paddingAbsolute || (!_padding && !_nativeScrollbarStyling);\r\n const paddingHorizontal = padding.r + padding.l;\r\n const paddingVertical = padding.t + padding.b;\r\n\r\n const paddingStyle: StyleObject = {\r\n marginRight: paddingRelative && !_directionIsRTL ? -paddingHorizontal : 0,\r\n marginBottom: paddingRelative ? -paddingVertical : 0,\r\n marginLeft: paddingRelative && _directionIsRTL ? -paddingHorizontal : 0,\r\n top: paddingRelative ? -padding.t : 0,\r\n right: paddingRelative ? (_directionIsRTL ? -padding.r : 'auto') : 0,\r\n left: paddingRelative ? (_directionIsRTL ? 'auto' : -padding.l) : 0,\r\n width: paddingRelative ? `calc(100% + ${paddingHorizontal}px)` : '',\r\n };\r\n const viewportStyle: StyleObject = {\r\n paddingTop: paddingRelative ? padding.t : 0,\r\n paddingRight: paddingRelative ? padding.r : 0,\r\n paddingBottom: paddingRelative ? padding.b : 0,\r\n paddingLeft: paddingRelative ? padding.l : 0,\r\n };\r\n\r\n // if there is no padding element apply the style to the viewport element instead\r\n style(_padding || _viewport, paddingStyle);\r\n style(_viewport, viewportStyle);\r\n\r\n setState({\r\n _padding: padding,\r\n _paddingAbsolute: !paddingRelative,\r\n _viewportPaddingStyle: _padding\r\n ? viewportStyle\r\n : assignDeep({}, paddingStyle, viewportStyle),\r\n });\r\n }\r\n\r\n return {\r\n _paddingStyleChanged: paddingStyleChanged,\r\n };\r\n };\r\n};\r\n","import {\r\n createCache,\r\n attr,\r\n WH,\r\n XY,\r\n style,\r\n scrollSize,\r\n fractionalSize,\r\n equalWH,\r\n addClass,\r\n removeClass,\r\n clientSize,\r\n equalXY,\r\n attrClass,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameViewportScrollbarHidden,\r\n classNameOverflowVisible,\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n dataValueHostScrollbarHidden,\r\n dataValueHostOverflowVisible,\r\n} from 'classnames';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type {\r\n ScrollbarsHidingPluginInstance,\r\n ArrangeViewport,\r\n UndoArrangeViewport,\r\n} from 'plugins/scrollbarsHidingPlugin';\r\nimport type { StyleObject, OverflowStyle } from 'typings';\r\nimport type { OverflowBehavior } from 'options';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport interface ViewportOverflowState {\r\n _scrollbarsHideOffset: XY;\r\n _scrollbarsHideOffsetArrange: XY;\r\n _overflowScroll: XY;\r\n _overflowStyle: XY;\r\n}\r\n\r\nexport type GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n viewportStyleObj?: StyleObject\r\n) => ViewportOverflowState;\r\n\r\nexport type HideNativeScrollbars = (\r\n viewportOverflowState: ViewportOverflowState,\r\n directionIsRTL: boolean,\r\n viewportArrange: boolean,\r\n viewportStyleObj: StyleObject\r\n) => void;\r\n\r\nconst { max } = Math;\r\nconst max0 = max.bind(0, 0);\r\nconst strVisible = 'visible';\r\nconst strHidden = 'hidden';\r\nconst overlaidScrollbarsHideOffset = 42;\r\nconst whCacheOptions = {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n};\r\nconst xyCacheOptions = {\r\n _equal: equalXY,\r\n _initialValue: { x: strHidden, y: strHidden } as XY,\r\n};\r\n\r\nconst getOverflowAmount = (viewportScrollSize: WH, viewportClientSize: WH) => {\r\n const tollerance = window.devicePixelRatio % 1 !== 0 ? 1 : 0;\r\n const amount = {\r\n w: max0(viewportScrollSize.w - viewportClientSize.w),\r\n h: max0(viewportScrollSize.h - viewportClientSize.h),\r\n };\r\n\r\n return {\r\n w: amount.w > tollerance ? amount.w : 0,\r\n h: amount.h > tollerance ? amount.h : 0,\r\n };\r\n};\r\n\r\nconst conditionalClass = (\r\n elm: Element | false | null | undefined,\r\n classNames: string,\r\n add: boolean\r\n) => (add ? addClass(elm, classNames) : removeClass(elm, classNames));\r\n\r\nconst overflowIsVisible = (overflowBehavior: string) => overflowBehavior.indexOf(strVisible) === 0;\r\n\r\n/**\r\n * Lifecycle with the responsibility to set the correct overflow and scrollbar hiding styles of the viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createOverflowUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const {\r\n _host,\r\n _padding,\r\n _viewport,\r\n _viewportArrange,\r\n _viewportIsTarget,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const {\r\n _nativeScrollbarsSize,\r\n _flexboxGlue,\r\n _nativeScrollbarsHiding,\r\n _nativeScrollbarsOverlaid,\r\n } = getEnvironment();\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const doViewportArrange =\r\n !_viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const [updateSizeFraction, getCurrentSizeFraction] = createCache>(\r\n whCacheOptions,\r\n fractionalSize.bind(0, _viewport)\r\n );\r\n\r\n const [updateViewportScrollSizeCache, getCurrentViewportScrollSizeCache] = createCache<\r\n WH\r\n >(whCacheOptions, scrollSize.bind(0, _viewport));\r\n\r\n const [updateOverflowAmountCache, getCurrentOverflowAmountCache] =\r\n createCache>(whCacheOptions);\r\n\r\n const [updateOverflowEdge, getCurrentOverflowEdgeCache] = createCache>(whCacheOptions);\r\n\r\n const [updateOverflowStyleCache] = createCache>(xyCacheOptions);\r\n\r\n /**\r\n * Applies a fixed height to the viewport so it can't overflow or underflow the host element.\r\n * @param viewportOverflowState The current overflow state.\r\n * @param heightIntrinsic Whether the host height is intrinsic or not.\r\n */\r\n const fixFlexboxGlue = (\r\n viewportOverflowState: ViewportOverflowState,\r\n heightIntrinsic: boolean\r\n ) => {\r\n style(_viewport, {\r\n height: '',\r\n });\r\n\r\n if (heightIntrinsic) {\r\n const { _paddingAbsolute, _padding: padding } = getState();\r\n const { _overflowScroll, _scrollbarsHideOffset } = viewportOverflowState;\r\n const fSize = fractionalSize(_host);\r\n const hostClientSize = clientSize(_host);\r\n\r\n // padding subtraction is only needed if padding is absolute or if viewport is content-box\r\n const isContentBox = style(_viewport, 'boxSizing') === 'content-box';\r\n const paddingVertical = _paddingAbsolute || isContentBox ? padding.b + padding.t : 0;\r\n const subtractXScrollbar = !(_nativeScrollbarsOverlaid.x && isContentBox);\r\n\r\n style(_viewport, {\r\n height:\r\n hostClientSize.h +\r\n fSize.h +\r\n (_overflowScroll.x && subtractXScrollbar ? _scrollbarsHideOffset.x : 0) -\r\n paddingVertical,\r\n });\r\n }\r\n };\r\n\r\n /**\r\n * Gets the current overflow state of the viewport.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param viewportStyleObj The viewport style object where the overflow scroll property can be read of, or undefined if shall be determined.\r\n * @returns A object which contains informations about the current overflow state.\r\n */\r\n const getViewportOverflowState: GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars,\r\n viewportStyleObj?\r\n ) => {\r\n const arrangeHideOffset =\r\n !_nativeScrollbarsHiding && !showNativeOverlaidScrollbars ? overlaidScrollbarsHideOffset : 0;\r\n const getStatePerAxis = (\r\n styleKey: string,\r\n isOverlaid: boolean,\r\n nativeScrollbarSize: number\r\n ) => {\r\n const overflowStyle = style(_viewport, styleKey);\r\n // can't do something like \"viewportStyleObj && viewportStyleObj[styleKey] || overflowStyle\" here!\r\n const objectPrefferedOverflowStyle = viewportStyleObj\r\n ? viewportStyleObj[styleKey]\r\n : overflowStyle;\r\n const overflowScroll = objectPrefferedOverflowStyle === 'scroll';\r\n const nonScrollbarStylingHideOffset = isOverlaid ? arrangeHideOffset : nativeScrollbarSize;\r\n const scrollbarsHideOffset =\r\n overflowScroll && !_nativeScrollbarsHiding ? nonScrollbarStylingHideOffset : 0;\r\n const scrollbarsHideOffsetArrange = isOverlaid && !!arrangeHideOffset;\r\n\r\n return [overflowStyle, overflowScroll, scrollbarsHideOffset, scrollbarsHideOffsetArrange] as [\r\n overflowStyle: OverflowStyle,\r\n overflowScroll: boolean,\r\n scrollbarsHideOffset: number,\r\n scrollbarsHideOffsetArrange: boolean\r\n ];\r\n };\r\n\r\n const [xOverflowStyle, xOverflowScroll, xScrollbarsHideOffset, xScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowX', _nativeScrollbarsOverlaid.x, _nativeScrollbarsSize.x);\r\n const [yOverflowStyle, yOverflowScroll, yScrollbarsHideOffset, yScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowY', _nativeScrollbarsOverlaid.y, _nativeScrollbarsSize.y);\r\n\r\n return {\r\n _overflowStyle: {\r\n x: xOverflowStyle,\r\n y: yOverflowStyle,\r\n },\r\n _overflowScroll: {\r\n x: xOverflowScroll,\r\n y: yOverflowScroll,\r\n },\r\n _scrollbarsHideOffset: {\r\n x: xScrollbarsHideOffset,\r\n y: yScrollbarsHideOffset,\r\n },\r\n _scrollbarsHideOffsetArrange: {\r\n x: xScrollbarsHideOffsetArrange,\r\n y: yScrollbarsHideOffsetArrange,\r\n },\r\n };\r\n };\r\n\r\n /**\r\n * Sets the overflow property of the viewport and calculates the a overflow state according to the new parameters.\r\n * @param showNativeOverlaidScrollbars Whether to show natively overlaid scrollbars.\r\n * @param overflowAmount The overflow amount.\r\n * @param overflow The overflow behavior according to the options.\r\n * @param viewportStyleObj The viewport style object to which the overflow style shall be applied.\r\n * @returns A object which represents the newly set overflow state.\r\n */\r\n const setViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n hasOverflow: XY,\r\n overflowOption: XY,\r\n viewportStyleObj: StyleObject\r\n ): ViewportOverflowState => {\r\n const setAxisOverflowStyle = (behavior: OverflowBehavior, hasOverflowAxis: boolean) => {\r\n const overflowVisible = overflowIsVisible(behavior);\r\n const overflowVisibleBehavior =\r\n (hasOverflowAxis && overflowVisible && behavior.replace(`${strVisible}-`, '')) || '';\r\n return [\r\n hasOverflowAxis && !overflowVisible ? behavior : '',\r\n overflowIsVisible(overflowVisibleBehavior) ? 'hidden' : overflowVisibleBehavior,\r\n ];\r\n };\r\n\r\n const [overflowX, visibleBehaviorX] = setAxisOverflowStyle(overflowOption.x, hasOverflow.x);\r\n const [overflowY, visibleBehaviorY] = setAxisOverflowStyle(overflowOption.y, hasOverflow.y);\r\n\r\n viewportStyleObj.overflowX = visibleBehaviorX && overflowY ? visibleBehaviorX : overflowX;\r\n viewportStyleObj.overflowY = visibleBehaviorY && overflowX ? visibleBehaviorY : overflowY;\r\n\r\n return getViewportOverflowState(showNativeOverlaidScrollbars, viewportStyleObj);\r\n };\r\n\r\n /**\r\n * Hides the native scrollbars according to the passed parameters.\r\n * @param viewportOverflowState The viewport overflow state.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportArrange Whether special styles related to the viewport arrange strategy shall be applied.\r\n * @param viewportStyleObj The viewport style object to which the needed styles shall be applied.\r\n */\r\n const hideNativeScrollbars: HideNativeScrollbars = (\r\n viewportOverflowState,\r\n directionIsRTL,\r\n viewportArrange,\r\n viewportStyleObj\r\n ) => {\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const horizontalMarginKey: keyof StyleObject = directionIsRTL ? 'marginLeft' : 'marginRight';\r\n const viewportHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingLeft'\r\n : 'paddingRight';\r\n const horizontalMarginValue = viewportPaddingStyle[horizontalMarginKey] as number;\r\n const verticalMarginValue = viewportPaddingStyle.marginBottom as number;\r\n const horizontalPaddingValue = viewportPaddingStyle[viewportHorizontalPaddingKey] as number;\r\n const verticalPaddingValue = viewportPaddingStyle.paddingBottom as number;\r\n\r\n // horizontal\r\n viewportStyleObj.width = `calc(100% + ${hideOffsetY + horizontalMarginValue * -1}px)`;\r\n viewportStyleObj[horizontalMarginKey] = -hideOffsetY + horizontalMarginValue;\r\n\r\n // vertical\r\n viewportStyleObj.marginBottom = -hideOffsetX + verticalMarginValue;\r\n\r\n // viewport arrange additional styles\r\n if (viewportArrange) {\r\n viewportStyleObj[viewportHorizontalPaddingKey] =\r\n horizontalPaddingValue + (arrangeY ? hideOffsetY : 0);\r\n viewportStyleObj.paddingBottom = verticalPaddingValue + (arrangeX ? hideOffsetX : 0);\r\n }\r\n };\r\n\r\n const [arrangeViewport, undoViewportArrange] = scrollbarsHidingPlugin\r\n ? scrollbarsHidingPlugin._overflowUpdateSegment(\r\n doViewportArrange,\r\n _flexboxGlue,\r\n _viewport,\r\n _viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n )\r\n : [(() => doViewportArrange) as ArrangeViewport, (() => [noop]) as UndoArrangeViewport];\r\n\r\n return (updateHints, checkOption, force) => {\r\n const {\r\n _sizeChanged,\r\n _hostMutation,\r\n _contentMutation,\r\n _paddingStyleChanged,\r\n _heightIntrinsicChanged,\r\n _directionChanged,\r\n } = updateHints;\r\n const { _heightIntrinsic, _directionIsRTL } = getState();\r\n const [showNativeOverlaidScrollbarsOption, showNativeOverlaidScrollbarsChanged] =\r\n checkOption('showNativeOverlaidScrollbars');\r\n const [overflow, overflowChanged] = checkOption>('overflow');\r\n\r\n const showNativeOverlaidScrollbars =\r\n showNativeOverlaidScrollbarsOption &&\r\n _nativeScrollbarsOverlaid.x &&\r\n _nativeScrollbarsOverlaid.y;\r\n const adjustFlexboxGlue =\r\n !_viewportIsTarget &&\r\n !_flexboxGlue &&\r\n (_sizeChanged ||\r\n _contentMutation ||\r\n _hostMutation ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n _heightIntrinsicChanged);\r\n const overflowXVisible = overflowIsVisible(overflow.x);\r\n const overflowYVisible = overflowIsVisible(overflow.y);\r\n const overflowVisible = overflowXVisible || overflowYVisible;\r\n\r\n let sizeFractionCache = getCurrentSizeFraction(force);\r\n let viewportScrollSizeCache = getCurrentViewportScrollSizeCache(force);\r\n let overflowAmuntCache = getCurrentOverflowAmountCache(force);\r\n let overflowEdgeCache = getCurrentOverflowEdgeCache(force);\r\n\r\n let preMeasureViewportOverflowState: ViewportOverflowState | undefined;\r\n\r\n if (showNativeOverlaidScrollbarsChanged && _nativeScrollbarsHiding) {\r\n _viewportAddRemoveClass(\r\n classNameViewportScrollbarHidden,\r\n dataValueHostScrollbarHidden,\r\n !showNativeOverlaidScrollbars\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n preMeasureViewportOverflowState = getViewportOverflowState(showNativeOverlaidScrollbars);\r\n fixFlexboxGlue(preMeasureViewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (\r\n _sizeChanged ||\r\n _paddingStyleChanged ||\r\n _contentMutation ||\r\n _directionChanged ||\r\n showNativeOverlaidScrollbarsChanged\r\n ) {\r\n if (overflowVisible) {\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, false);\r\n }\r\n\r\n const [redoViewportArrange, undoViewportArrangeOverflowState] = undoViewportArrange(\r\n showNativeOverlaidScrollbars,\r\n _directionIsRTL,\r\n preMeasureViewportOverflowState\r\n );\r\n const [sizeFraction, sizeFractionChanged] = (sizeFractionCache = updateSizeFraction(force));\r\n const [viewportScrollSize, viewportScrollSizeChanged] = (viewportScrollSizeCache =\r\n updateViewportScrollSizeCache(force));\r\n const viewportclientSize = clientSize(_viewport);\r\n let arrangedViewportScrollSize = viewportScrollSize;\r\n let arrangedViewportClientSize = viewportclientSize;\r\n\r\n redoViewportArrange();\r\n\r\n // if re measure is required (only required if content arrange strategy is used)\r\n if (\r\n (viewportScrollSizeChanged || sizeFractionChanged || showNativeOverlaidScrollbarsChanged) &&\r\n undoViewportArrangeOverflowState &&\r\n !showNativeOverlaidScrollbars &&\r\n arrangeViewport(\r\n undoViewportArrangeOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n )\r\n ) {\r\n arrangedViewportClientSize = clientSize(_viewport);\r\n arrangedViewportScrollSize = scrollSize(_viewport);\r\n }\r\n\r\n const overflowAmountScrollSize = {\r\n w: max0(max(viewportScrollSize.w, arrangedViewportScrollSize.w) + sizeFraction.w),\r\n h: max0(max(viewportScrollSize.h, arrangedViewportScrollSize.h) + sizeFraction.h),\r\n };\r\n const overflowAmountClientSize = {\r\n w: max0(\r\n arrangedViewportClientSize.w +\r\n max0(viewportclientSize.w - viewportScrollSize.w) +\r\n sizeFraction.w\r\n ),\r\n h: max0(\r\n arrangedViewportClientSize.h +\r\n max0(viewportclientSize.h - viewportScrollSize.h) +\r\n sizeFraction.h\r\n ),\r\n };\r\n\r\n overflowEdgeCache = updateOverflowEdge(overflowAmountClientSize);\r\n overflowAmuntCache = updateOverflowAmountCache(\r\n getOverflowAmount(overflowAmountScrollSize, overflowAmountClientSize),\r\n force\r\n );\r\n }\r\n\r\n const [overflowEdge, overflowEdgeChanged] = overflowEdgeCache;\r\n const [overflowAmount, overflowAmountChanged] = overflowAmuntCache;\r\n const [viewportScrollSize, viewportScrollSizeChanged] = viewportScrollSizeCache;\r\n const [sizeFraction, sizeFractionChanged] = sizeFractionCache;\r\n const hasOverflow = {\r\n x: overflowAmount.w > 0,\r\n y: overflowAmount.h > 0,\r\n };\r\n const removeClipping =\r\n (overflowXVisible && overflowYVisible && (hasOverflow.x || hasOverflow.y)) ||\r\n (overflowXVisible && hasOverflow.x && !hasOverflow.y) ||\r\n (overflowYVisible && hasOverflow.y && !hasOverflow.x);\r\n\r\n if (\r\n _paddingStyleChanged ||\r\n _directionChanged ||\r\n sizeFractionChanged ||\r\n viewportScrollSizeChanged ||\r\n overflowEdgeChanged ||\r\n overflowAmountChanged ||\r\n overflowChanged ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n adjustFlexboxGlue\r\n ) {\r\n const viewportStyle: StyleObject = {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n width: '',\r\n overflowY: '',\r\n overflowX: '',\r\n };\r\n const viewportOverflowState = setViewportOverflowState(\r\n showNativeOverlaidScrollbars,\r\n hasOverflow,\r\n overflow,\r\n viewportStyle\r\n );\r\n const viewportArranged = arrangeViewport(\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n );\r\n\r\n if (!_viewportIsTarget) {\r\n hideNativeScrollbars(\r\n viewportOverflowState,\r\n _directionIsRTL,\r\n viewportArranged,\r\n viewportStyle\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n fixFlexboxGlue(viewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (_viewportIsTarget) {\r\n attr(_host, dataAttributeHostOverflowX, viewportStyle.overflowX as string);\r\n attr(_host, dataAttributeHostOverflowY, viewportStyle.overflowY as string);\r\n } else {\r\n style(_viewport, viewportStyle);\r\n }\r\n }\r\n\r\n attrClass(_host, dataAttributeHost, dataValueHostOverflowVisible, removeClipping);\r\n conditionalClass(_padding, classNameOverflowVisible, removeClipping);\r\n !_viewportIsTarget && conditionalClass(_viewport, classNameOverflowVisible, overflowVisible);\r\n\r\n const [overflowStyle, overflowStyleChanged] = updateOverflowStyleCache(\r\n getViewportOverflowState(showNativeOverlaidScrollbars)._overflowStyle\r\n );\r\n\r\n setState({\r\n _overflowStyle: overflowStyle,\r\n _overflowEdge: {\r\n x: overflowEdge.w,\r\n y: overflowEdge.h,\r\n },\r\n _overflowAmount: {\r\n x: overflowAmount.w,\r\n y: overflowAmount.h,\r\n },\r\n _hasOverflow: hasOverflow,\r\n });\r\n\r\n return {\r\n _overflowStyleChanged: overflowStyleChanged,\r\n _overflowEdgeChanged: overflowEdgeChanged,\r\n _overflowAmountChanged: overflowAmountChanged,\r\n };\r\n };\r\n};\r\n","import { each, scrollLeft, scrollTop, assignDeep, keys } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n createTrinsicUpdateSegment,\r\n createPaddingUpdateSegment,\r\n createOverflowUpdateSegment,\r\n} from 'setups/structureSetup/updateSegments';\r\nimport type { SetupState, SetupUpdateSegment, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\nexport type CreateStructureUpdateSegment = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n) => StructureSetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdateSegment = SetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdate = (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n) => StructureSetupUpdateHints;\r\n\r\nexport interface StructureSetupUpdateHints {\r\n _sizeChanged: boolean;\r\n _directionChanged: boolean;\r\n _heightIntrinsicChanged: boolean;\r\n _overflowEdgeChanged: boolean;\r\n _overflowAmountChanged: boolean;\r\n _overflowStyleChanged: boolean;\r\n _paddingStyleChanged: boolean;\r\n _hostMutation: boolean;\r\n _contentMutation: boolean;\r\n}\r\n\r\nconst prepareUpdateHints = (\r\n leading: Required,\r\n adaptive?: Partial,\r\n force?: boolean\r\n): Required => {\r\n const result = {};\r\n const finalAdaptive = adaptive || {};\r\n const objKeys = keys(leading).concat(keys(finalAdaptive));\r\n\r\n each(objKeys, (key) => {\r\n const leadingValue = leading[key];\r\n const adaptiveValue = finalAdaptive[key];\r\n result[key] = !!(force || leadingValue || adaptiveValue);\r\n });\r\n\r\n return result as Required;\r\n};\r\n\r\nexport const createStructureSetupUpdate = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n): StructureSetupUpdate => {\r\n const { _viewport } = structureSetupElements;\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _flexboxGlue } = getEnvironment();\r\n const doViewportArrange =\r\n !_nativeScrollbarsHiding && (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const updateSegments: StructureSetupUpdateSegment[] = [\r\n createTrinsicUpdateSegment(structureSetupElements, state),\r\n createPaddingUpdateSegment(structureSetupElements, state),\r\n createOverflowUpdateSegment(structureSetupElements, state),\r\n ];\r\n\r\n return (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n ) => {\r\n const initialUpdateHints = prepareUpdateHints(\r\n assignDeep(\r\n {\r\n _sizeChanged: false,\r\n _paddingStyleChanged: false,\r\n _directionChanged: false,\r\n _heightIntrinsicChanged: false,\r\n _overflowEdgeChanged: false,\r\n _overflowAmountChanged: false,\r\n _overflowStyleChanged: false,\r\n _hostMutation: false,\r\n _contentMutation: false,\r\n },\r\n updateHints\r\n ),\r\n {},\r\n force\r\n );\r\n const adjustScrollOffset = doViewportArrange || !_flexboxGlue;\r\n const scrollOffsetX = adjustScrollOffset && scrollLeft(_viewport);\r\n const scrollOffsetY = adjustScrollOffset && scrollTop(_viewport);\r\n\r\n let adaptivedUpdateHints: Required = initialUpdateHints;\r\n each(updateSegments, (updateSegment) => {\r\n adaptivedUpdateHints = prepareUpdateHints(\r\n adaptivedUpdateHints,\r\n updateSegment(adaptivedUpdateHints, checkOption, !!force) || {},\r\n force\r\n );\r\n });\r\n\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n\r\n return adaptivedUpdateHints;\r\n };\r\n};\r\n","import {\r\n Cache,\r\n CacheValues,\r\n createCache,\r\n createDOM,\r\n style,\r\n scrollLeft,\r\n scrollTop,\r\n runEachAndClear,\r\n prependChildren,\r\n removeElements,\r\n on,\r\n addClass,\r\n push,\r\n ResizeObserverConstructor,\r\n isArray,\r\n isBoolean,\r\n removeClass,\r\n isObject,\r\n stopPropagation,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameSizeObserver,\r\n classNameSizeObserverAppear,\r\n classNameSizeObserverListener,\r\n} from 'classnames';\r\nimport { getPlugins, SizeObserverPluginInstance, sizeObserverPluginName } from 'plugins';\r\n\r\nexport interface SizeObserverOptions {\r\n _direction?: boolean;\r\n _appear?: boolean;\r\n}\r\n\r\nexport interface SizeObserverCallbackParams {\r\n _sizeChanged: boolean;\r\n _directionIsRTLCache?: CacheValues;\r\n _appear?: boolean;\r\n}\r\n\r\nexport type DestroySizeObserver = () => void;\r\n\r\nconst scrollAmount = 3333333;\r\nconst getElmDirectionIsRTL = (elm: HTMLElement): boolean => style(elm, 'direction') === 'rtl';\r\nconst domRectHasDimensions = (rect?: DOMRectReadOnly) => rect && (rect.height || rect.width);\r\n\r\n/**\r\n * Creates a size observer which observes any size, padding, border, margin and box-sizing changes of the target element. Depending on the options also direction and appear can be observed.\r\n * @param target The target element which shall be observed.\r\n * @param onSizeChangedCallback The callback which gets called after a size change was detected.\r\n * @param options The options for size detection, whether to observe also direction and appear.\r\n * @returns A object which represents the instance of the size observer.\r\n */\r\nexport const createSizeObserver = (\r\n target: HTMLElement,\r\n onSizeChangedCallback: (params: SizeObserverCallbackParams) => any,\r\n options?: SizeObserverOptions\r\n): DestroySizeObserver => {\r\n const { _direction: observeDirectionChange = false, _appear: observeAppearChange = false } =\r\n options || {};\r\n const sizeObserverPlugin = getPlugins()[sizeObserverPluginName] as\r\n | SizeObserverPluginInstance\r\n | undefined;\r\n const { _rtlScrollBehavior: rtlScrollBehavior } = getEnvironment();\r\n const baseElements = createDOM(\r\n `
`\r\n );\r\n const sizeObserver = baseElements[0] as HTMLElement;\r\n const listenerElement = sizeObserver.firstChild as HTMLElement;\r\n const getIsDirectionRTL = getElmDirectionIsRTL.bind(0, sizeObserver);\r\n const [updateResizeObserverContentRectCache] = createCache({\r\n _initialValue: undefined,\r\n _alwaysUpdateValues: true,\r\n _equal: (currVal, newVal) =>\r\n !(\r\n !currVal || // if no initial value\r\n // if from display: none to display: block\r\n (!domRectHasDimensions(currVal) && domRectHasDimensions(newVal))\r\n ),\r\n });\r\n const onSizeChangedCallbackProxy = (\r\n sizeChangedContext?: CacheValues | ResizeObserverEntry[] | Event | boolean\r\n ) => {\r\n const isResizeObserverCall =\r\n isArray(sizeChangedContext) &&\r\n sizeChangedContext.length > 0 &&\r\n isObject(sizeChangedContext[0]);\r\n\r\n const hasDirectionCache =\r\n !isResizeObserverCall && isBoolean((sizeChangedContext as CacheValues)[0]);\r\n\r\n let skip = false;\r\n let appear: boolean | number | undefined = false;\r\n let doDirectionScroll = true; // always true if sizeChangedContext is Event (appear callback or RO. Polyfill)\r\n\r\n // if triggered from RO.\r\n if (isResizeObserverCall) {\r\n const [currRContentRect, , prevContentRect] = updateResizeObserverContentRectCache(\r\n (sizeChangedContext as ResizeObserverEntry[]).pop()!.contentRect\r\n );\r\n const hasDimensions = domRectHasDimensions(currRContentRect);\r\n const hadDimensions = domRectHasDimensions(prevContentRect);\r\n skip = !prevContentRect || !hasDimensions; // skip on initial RO. call or if display is none\r\n appear = !hadDimensions && hasDimensions;\r\n\r\n doDirectionScroll = !skip; // direction scroll when not skipping\r\n }\r\n // else if its triggered with DirectionCache\r\n else if (hasDirectionCache) {\r\n [, doDirectionScroll] = sizeChangedContext as CacheValues; // direction scroll when DirectionCache changed, false otherwise\r\n }\r\n // else if it triggered with appear from polyfill\r\n else {\r\n appear = sizeChangedContext === true;\r\n }\r\n\r\n if (observeDirectionChange && doDirectionScroll) {\r\n const rtl = hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)[0]\r\n : getElmDirectionIsRTL(sizeObserver);\r\n scrollLeft(\r\n sizeObserver,\r\n rtl\r\n ? rtlScrollBehavior.n\r\n ? -scrollAmount\r\n : rtlScrollBehavior.i\r\n ? 0\r\n : scrollAmount\r\n : scrollAmount\r\n );\r\n scrollTop(sizeObserver, scrollAmount);\r\n }\r\n\r\n if (!skip) {\r\n onSizeChangedCallback({\r\n _sizeChanged: !hasDirectionCache,\r\n _directionIsRTLCache: hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)\r\n : undefined,\r\n _appear: !!appear,\r\n });\r\n }\r\n };\r\n const offListeners: (() => void)[] = [];\r\n let appearCallback: ((...args: any) => any) | false = observeAppearChange\r\n ? onSizeChangedCallbackProxy\r\n : false;\r\n let directionIsRTLCache: Cache | undefined;\r\n\r\n if (ResizeObserverConstructor) {\r\n const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);\r\n resizeObserverInstance.observe(listenerElement);\r\n push(offListeners, () => {\r\n resizeObserverInstance.disconnect();\r\n });\r\n } else if (sizeObserverPlugin) {\r\n const [pluginAppearCallback, pluginOffListeners] = sizeObserverPlugin._(\r\n listenerElement,\r\n onSizeChangedCallbackProxy,\r\n observeAppearChange\r\n );\r\n appearCallback = pluginAppearCallback;\r\n push(offListeners, pluginOffListeners);\r\n }\r\n\r\n if (observeDirectionChange) {\r\n directionIsRTLCache = createCache(\r\n {\r\n _initialValue: !getIsDirectionRTL(), // invert current value to trigger initial change\r\n },\r\n getIsDirectionRTL\r\n );\r\n const [updateDirectionIsRTLCache] = directionIsRTLCache;\r\n\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'scroll', (event: Event) => {\r\n const directionIsRTLCacheValues = updateDirectionIsRTLCache();\r\n const [directionIsRTL, directionIsRTLChanged] = directionIsRTLCacheValues;\r\n\r\n if (directionIsRTLChanged) {\r\n removeClass(listenerElement, 'ltr rtl');\r\n if (directionIsRTL) {\r\n addClass(listenerElement, 'rtl');\r\n } else {\r\n addClass(listenerElement, 'ltr');\r\n }\r\n onSizeChangedCallbackProxy(directionIsRTLCacheValues);\r\n }\r\n\r\n stopPropagation(event);\r\n })\r\n );\r\n }\r\n\r\n // appearCallback is always needed on scroll-observer strategy to reset it\r\n if (appearCallback) {\r\n addClass(sizeObserver, classNameSizeObserverAppear);\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'animationstart', appearCallback, {\r\n // Fire only once for \"CSS is ready\" event if ResizeObserver strategy is used\r\n _once: !!ResizeObserverConstructor,\r\n })\r\n );\r\n }\r\n\r\n prependChildren(target, sizeObserver);\r\n\r\n return () => {\r\n runEachAndClear(offListeners);\r\n removeElements(sizeObserver);\r\n };\r\n};\r\n","import {\r\n WH,\r\n CacheValues,\r\n createDiv,\r\n offsetSize,\r\n runEachAndClear,\r\n prependChildren,\r\n removeElements,\r\n createCache,\r\n push,\r\n IntersectionObserverConstructor,\r\n} from 'support';\r\nimport { createSizeObserver } from 'observers/sizeObserver';\r\nimport { classNameTrinsicObserver } from 'classnames';\r\n\r\nexport type TrinsicObserverCallback = (heightIntrinsic: CacheValues) => any;\r\nexport type TrinsicObserver = [\r\n destroy: () => void,\r\n update: () => void | Parameters\r\n];\r\n\r\nconst isHeightIntrinsic = (ioEntryOrSize: IntersectionObserverEntry | WH): boolean =>\r\n (ioEntryOrSize as WH).h === 0 ||\r\n (ioEntryOrSize as IntersectionObserverEntry).isIntersecting ||\r\n (ioEntryOrSize as IntersectionObserverEntry).intersectionRatio > 0;\r\n\r\n/**\r\n * Creates a trinsic observer which observes changes to intrinsic or extrinsic sizing for the height of the target element.\r\n * @param target The element which shall be observed.\r\n * @param onTrinsicChangedCallback The callback which gets called after a change was detected.\r\n * @returns A object which represents the instance of the trinsic observer.\r\n */\r\nexport const createTrinsicObserver = (\r\n target: HTMLElement,\r\n onTrinsicChangedCallback: TrinsicObserverCallback\r\n): TrinsicObserver => {\r\n let intersectionObserverInstance: undefined | IntersectionObserver;\r\n const trinsicObserver = createDiv(classNameTrinsicObserver);\r\n const offListeners: (() => void)[] = [];\r\n const [updateHeightIntrinsicCache] = createCache({\r\n _initialValue: false,\r\n });\r\n const triggerOnTrinsicChangedCallback = (\r\n updateValue?: IntersectionObserverEntry | WH,\r\n fromRecords?: true\r\n ): void | Parameters => {\r\n if (updateValue) {\r\n const heightIntrinsic = updateHeightIntrinsicCache(isHeightIntrinsic(updateValue));\r\n const [, heightIntrinsicChanged] = heightIntrinsic;\r\n\r\n if (heightIntrinsicChanged) {\r\n !fromRecords && onTrinsicChangedCallback(heightIntrinsic);\r\n return [heightIntrinsic];\r\n }\r\n }\r\n };\r\n const intersectionObserverCallback = (\r\n entries: IntersectionObserverEntry[],\r\n fromRecords?: true\r\n ) => {\r\n if (entries && entries.length > 0) {\r\n return triggerOnTrinsicChangedCallback(entries.pop(), fromRecords);\r\n }\r\n };\r\n\r\n if (IntersectionObserverConstructor) {\r\n intersectionObserverInstance = new IntersectionObserverConstructor(\r\n (entries) => intersectionObserverCallback(entries),\r\n { root: target }\r\n );\r\n intersectionObserverInstance.observe(trinsicObserver);\r\n push(offListeners, () => {\r\n intersectionObserverInstance!.disconnect();\r\n });\r\n } else {\r\n const onSizeChanged = () => {\r\n const newSize = offsetSize(trinsicObserver);\r\n triggerOnTrinsicChangedCallback(newSize);\r\n };\r\n push(offListeners, createSizeObserver(trinsicObserver, onSizeChanged));\r\n onSizeChanged();\r\n }\r\n\r\n prependChildren(target, trinsicObserver);\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(trinsicObserver);\r\n },\r\n () => {\r\n if (intersectionObserverInstance) {\r\n return intersectionObserverCallback(intersectionObserverInstance.takeRecords(), true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n each,\r\n noop,\r\n debounce,\r\n indexOf,\r\n isString,\r\n MutationObserverConstructor,\r\n isEmptyArray,\r\n on,\r\n attr,\r\n is,\r\n find,\r\n push,\r\n off,\r\n} from 'support';\r\n\r\ntype DOMContentObserverCallback = (contentChangedTroughEvent: boolean) => any;\r\n\r\ntype DOMTargetObserverCallback = (targetChangedAttrs: string[], targetStyleChanged: boolean) => any;\r\n\r\ninterface DOMObserverOptionsBase {\r\n _attributes?: string[];\r\n _styleChangingAttributes?: string[];\r\n /**\r\n * A function which can ignore a changed attribute if it returns true.\r\n * for DOMTargetObserver this applies to the changes to the observed target\r\n * for DOMContentObserver this applies to changes to nested targets -> nested targets are elements which match the \"_nestedTargetSelector\" selector\r\n */\r\n _ignoreTargetChange?: DOMObserverIgnoreTargetChange;\r\n}\r\n\r\ninterface DOMContentObserverOptions extends DOMObserverOptionsBase {\r\n _eventContentChange?: DOMObserverEventContentChange; // [selector, eventname(s) | function returning eventname(s)] -> eventnames divided by whitespaces\r\n _nestedTargetSelector?: string;\r\n _ignoreContentChange?: DOMObserverIgnoreContentChange; // function which will prevent marking certain dom changes as content change if it returns true\r\n}\r\n\r\ntype DOMTargetObserverOptions = DOMObserverOptionsBase;\r\n\r\ntype ContentChangeArrayItem = [selector?: string, eventNames?: string] | null | undefined;\r\n\r\nexport type DOMObserverEventContentChange =\r\n | Array\r\n | false\r\n | null\r\n | undefined;\r\n\r\nexport type DOMObserverIgnoreContentChange = (\r\n mutation: MutationRecord,\r\n isNestedTarget: boolean,\r\n domObserverTarget: HTMLElement,\r\n domObserverOptions?: DOMContentObserverOptions\r\n) => boolean;\r\n\r\nexport type DOMObserverIgnoreTargetChange = (\r\n target: Node,\r\n attributeName: string,\r\n oldAttributeValue: string | null,\r\n newAttributeValue: string | null\r\n) => boolean;\r\n\r\nexport type DOMObserverCallback = ContentObserver extends true\r\n ? DOMContentObserverCallback\r\n : DOMTargetObserverCallback;\r\n\r\nexport type DOMObserverOptions = ContentObserver extends true\r\n ? DOMContentObserverOptions\r\n : DOMTargetObserverOptions;\r\n\r\nexport type DOMObserver = [\r\n destroy: () => void,\r\n update: () => void | false | Parameters>\r\n];\r\n\r\ntype EventContentChangeUpdateElement = (getElements?: (selector: string) => Node[]) => void;\r\ntype EventContentChange = [destroy: () => void, updateElements: EventContentChangeUpdateElement];\r\n\r\n/**\r\n * Creates a set of helper functions to observe events of elements inside the target element.\r\n * @param target The target element of which the children elements shall be observed. (not only direct children but also nested ones)\r\n * @param eventContentChange The event content change array. (array of tuples: selector and eventname(s))\r\n * @param callback Callback which is called if one of the elements emits the corresponding event.\r\n * @returns A object which contains a set of helper functions to destroy and update the observation of elements.\r\n */\r\nconst createEventContentChange = (\r\n target: Element,\r\n callback: (...args: any) => any,\r\n eventContentChange?: DOMObserverEventContentChange\r\n): EventContentChange => {\r\n let map: WeakMap any]> | undefined; // weak map to prevent memory leak for detached elements\r\n let destroyed = false;\r\n const destroy = () => {\r\n destroyed = true;\r\n };\r\n const updateElements: EventContentChangeUpdateElement = (getElements?) => {\r\n if (eventContentChange) {\r\n const eventElmList = eventContentChange.reduce>((arr, item) => {\r\n if (item) {\r\n const selector = item[0];\r\n const eventNames = item[1];\r\n const elements =\r\n eventNames &&\r\n selector &&\r\n (getElements ? getElements(selector) : find(selector, target));\r\n\r\n if (elements && elements.length && eventNames && isString(eventNames)) {\r\n push(arr, [elements, eventNames.trim()], true);\r\n }\r\n }\r\n return arr;\r\n }, []);\r\n\r\n each(eventElmList, (item) =>\r\n each(item[0], (elm) => {\r\n const eventNames = item[1];\r\n const entry = map!.get(elm);\r\n\r\n if (entry) {\r\n const entryEventNames = entry[0];\r\n const entryOff = entry[1];\r\n\r\n // in case an already registered element is registered again, unregister the previous events\r\n if (entryEventNames === eventNames) {\r\n entryOff();\r\n }\r\n }\r\n const listener = (event: Event) => {\r\n if (destroyed) {\r\n off(elm, eventNames, listener);\r\n map!.delete(elm);\r\n } else {\r\n callback(event);\r\n }\r\n };\r\n on(elm, eventNames, listener);\r\n map!.set(elm, [eventNames, () => off(elm, eventNames, listener)]);\r\n })\r\n );\r\n }\r\n };\r\n\r\n if (eventContentChange) {\r\n map = new WeakMap();\r\n updateElements();\r\n }\r\n\r\n return [destroy, updateElements];\r\n};\r\n\r\n/**\r\n * Creates a DOM observer which observes DOM changes to either the target element or its children.\r\n * @param target The element which shall be observed.\r\n * @param isContentObserver Whether this observer is just observing the target or just the targets children. (not only direct children but also nested ones)\r\n * @param callback The callback which gets called if a change was detected.\r\n * @param options The options for DOM change detection.\r\n * @returns A object which represents the instance of the DOM observer.\r\n */\r\nexport const createDOMObserver = (\r\n target: HTMLElement,\r\n isContentObserver: ContentObserver,\r\n callback: DOMObserverCallback,\r\n options?: DOMObserverOptions\r\n): DOMObserver => {\r\n let isConnected = false;\r\n const {\r\n _attributes,\r\n _styleChangingAttributes,\r\n _eventContentChange,\r\n _nestedTargetSelector,\r\n _ignoreTargetChange,\r\n _ignoreContentChange,\r\n } = (options as DOMContentObserverOptions & DOMTargetObserverOptions) || {};\r\n const debouncedEventContentChange = debounce(\r\n () => {\r\n if (isConnected) {\r\n (callback as DOMContentObserverCallback)(true);\r\n }\r\n },\r\n { _timeout: 33, _maxDelay: 99 }\r\n );\r\n const [destroyEventContentChange, updateEventContentChangeElements] = createEventContentChange(\r\n target,\r\n debouncedEventContentChange,\r\n _eventContentChange\r\n );\r\n\r\n // MutationObserver\r\n const finalAttributes = _attributes || [];\r\n const finalStyleChangingAttributes = _styleChangingAttributes || [];\r\n const observedAttributes = finalAttributes.concat(finalStyleChangingAttributes);\r\n const observerCallback = (\r\n mutations: MutationRecord[],\r\n fromRecords?: true\r\n ): void | Parameters> => {\r\n const ignoreTargetChange = _ignoreTargetChange || noop;\r\n const ignoreContentChange = _ignoreContentChange || noop;\r\n const targetChangedAttrs: string[] = [];\r\n const totalAddedNodes: Node[] = [];\r\n let targetStyleChanged = false;\r\n let contentChanged = false;\r\n let childListChanged = false;\r\n each(mutations, (mutation) => {\r\n const { attributeName, target: mutationTarget, type, oldValue, addedNodes } = mutation;\r\n const isAttributesType = type === 'attributes';\r\n const isChildListType = type === 'childList';\r\n const targetIsMutationTarget = target === mutationTarget;\r\n const attributeValue =\r\n isAttributesType && isString(attributeName)\r\n ? attr(mutationTarget as HTMLElement, attributeName!)\r\n : 0;\r\n const attributeChanged = attributeValue !== 0 && oldValue !== attributeValue;\r\n const styleChangingAttrChanged =\r\n indexOf(finalStyleChangingAttributes, attributeName) > -1 && attributeChanged;\r\n\r\n // if is content observer and something changed in children\r\n if (isContentObserver && !targetIsMutationTarget) {\r\n const notOnlyAttrChanged = !isAttributesType;\r\n const contentAttrChanged = isAttributesType && styleChangingAttrChanged;\r\n const isNestedTarget =\r\n contentAttrChanged && _nestedTargetSelector && is(mutationTarget, _nestedTargetSelector);\r\n const baseAssertion = isNestedTarget\r\n ? !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n : notOnlyAttrChanged || contentAttrChanged;\r\n const contentFinalChanged =\r\n baseAssertion && !ignoreContentChange(mutation, !!isNestedTarget, target, options);\r\n\r\n push(totalAddedNodes, addedNodes);\r\n\r\n contentChanged = contentChanged || contentFinalChanged;\r\n childListChanged = childListChanged || isChildListType;\r\n }\r\n // if is target observer and target attr changed\r\n if (\r\n !isContentObserver &&\r\n targetIsMutationTarget &&\r\n attributeChanged &&\r\n !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n ) {\r\n push(targetChangedAttrs, attributeName!);\r\n targetStyleChanged = targetStyleChanged || styleChangingAttrChanged;\r\n }\r\n });\r\n\r\n if (childListChanged && !isEmptyArray(totalAddedNodes)) {\r\n // adds / removes the new elements from the event content change\r\n updateEventContentChangeElements((selector) =>\r\n totalAddedNodes.reduce((arr, node) => {\r\n push(arr, find(selector, node));\r\n return is(node, selector) ? push(arr, node) : arr;\r\n }, [])\r\n );\r\n }\r\n\r\n if (isContentObserver) {\r\n !fromRecords && contentChanged && (callback as DOMContentObserverCallback)(false);\r\n return [false] as Parameters>;\r\n }\r\n if (!isEmptyArray(targetChangedAttrs) || targetStyleChanged) {\r\n !fromRecords &&\r\n (callback as DOMTargetObserverCallback)(targetChangedAttrs, targetStyleChanged);\r\n return [targetChangedAttrs, targetStyleChanged] as Parameters<\r\n DOMObserverCallback\r\n >;\r\n }\r\n };\r\n const mutationObserver: MutationObserver = new MutationObserverConstructor!((mutations) =>\r\n observerCallback(mutations)\r\n );\r\n\r\n // Connect\r\n mutationObserver.observe(target, {\r\n attributes: true,\r\n attributeOldValue: true,\r\n attributeFilter: observedAttributes,\r\n subtree: isContentObserver,\r\n childList: isContentObserver,\r\n characterData: isContentObserver,\r\n });\r\n isConnected = true;\r\n\r\n return [\r\n () => {\r\n if (isConnected) {\r\n destroyEventContentChange();\r\n mutationObserver.disconnect();\r\n isConnected = false;\r\n }\r\n },\r\n () => {\r\n if (isConnected) {\r\n debouncedEventContentChange._flush();\r\n\r\n const records = mutationObserver.takeRecords();\r\n return !isEmptyArray(records) && observerCallback(records, true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n debounce,\r\n isArray,\r\n isNumber,\r\n each,\r\n indexOf,\r\n isString,\r\n attr,\r\n removeAttr,\r\n CacheValues,\r\n keys,\r\n liesBetween,\r\n scrollSize,\r\n equalWH,\r\n createCache,\r\n WH,\r\n fractionalSize,\r\n isFunction,\r\n ResizeObserverConstructor,\r\n closest,\r\n assignDeep,\r\n push,\r\n scrollLeft,\r\n scrollTop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n dataAttributeHost,\r\n dataValueHostOverflowVisible,\r\n classNameViewport,\r\n classNameOverflowVisible,\r\n classNameScrollbar,\r\n classNameViewportArrange,\r\n} from 'classnames';\r\nimport { createSizeObserver, SizeObserverCallbackParams } from 'observers/sizeObserver';\r\nimport { createTrinsicObserver } from 'observers/trinsicObserver';\r\nimport { createDOMObserver, DOMObserver } from 'observers/domObserver';\r\nimport type { SetupState, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type {\r\n StructureSetupUpdate,\r\n StructureSetupUpdateHints,\r\n} from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport type StructureSetupObserversUpdate = (checkOption: SetupUpdateCheckOption) => void;\r\n\r\nexport type StructureSetupObservers = [\r\n destroy: () => void,\r\n updateObservers: () => Partial,\r\n updateObserversOptions: StructureSetupObserversUpdate\r\n];\r\n\r\ntype ExcludeFromTuple = T extends [infer F, ...infer R]\r\n ? [F] extends [E]\r\n ? ExcludeFromTuple\r\n : [F, ...ExcludeFromTuple]\r\n : [];\r\n\r\nconst hostSelector = `[${dataAttributeHost}]`;\r\n\r\n// TODO: observer textarea attrs if textarea\r\n\r\nconst viewportSelector = `.${classNameViewport}`;\r\nconst viewportAttrsFromTarget = ['tabindex'];\r\nconst baseStyleChangingAttrsTextarea = ['wrap', 'cols', 'rows'];\r\nconst baseStyleChangingAttrs = ['id', 'class', 'style', 'open'];\r\n\r\nexport const createStructureSetupObservers = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState,\r\n structureSetupUpdate: (\r\n ...args: ExcludeFromTuple, Parameters[0]>\r\n ) => any\r\n): StructureSetupObservers => {\r\n let debounceTimeout: number | false | undefined;\r\n let debounceMaxDelay: number | false | undefined;\r\n let contentMutationObserver: DOMObserver | undefined;\r\n const [, setState] = state;\r\n const {\r\n _host,\r\n _viewport,\r\n _content,\r\n _isTextarea,\r\n _viewportIsTarget,\r\n _viewportHasClass,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const { _nativeScrollbarsHiding: _nativeScrollbarStyling, _flexboxGlue } = getEnvironment();\r\n\r\n const [updateContentSizeCache] = createCache>(\r\n {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n },\r\n () => {\r\n const hasOver = _viewportHasClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n const hasVpStyle = _viewportHasClass(classNameViewportArrange, '');\r\n const scrollOffsetX = hasVpStyle && scrollLeft(_viewport);\r\n const scrollOffsetY = hasVpStyle && scrollTop(_viewport);\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n _viewportAddRemoveClass(classNameViewportArrange, '');\r\n\r\n const contentScroll = scrollSize(_content);\r\n const viewportScroll = scrollSize(_viewport);\r\n const fractional = fractionalSize(_viewport);\r\n\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, hasOver);\r\n _viewportAddRemoveClass(classNameViewportArrange, '', hasVpStyle);\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n return {\r\n w: viewportScroll.w + contentScroll.w + fractional.w,\r\n h: viewportScroll.h + contentScroll.h + fractional.h,\r\n };\r\n }\r\n );\r\n const contentMutationObserverAttr = _isTextarea\r\n ? baseStyleChangingAttrsTextarea\r\n : baseStyleChangingAttrs.concat(baseStyleChangingAttrsTextarea);\r\n const structureSetupUpdateWithDebouncedAdaptiveUpdateHints = debounce(structureSetupUpdate, {\r\n _timeout: () => debounceTimeout,\r\n _maxDelay: () => debounceMaxDelay,\r\n _mergeParams(prev, curr) {\r\n const [prevObj] = prev;\r\n const [currObj] = curr;\r\n return [\r\n keys(prevObj)\r\n .concat(keys(currObj))\r\n .reduce((obj, key) => {\r\n obj[key] = prevObj[key] || currObj[key];\r\n return obj;\r\n }, {}),\r\n ] as [Partial];\r\n },\r\n });\r\n\r\n const updateViewportAttrsFromHost = (attributes?: string[]) => {\r\n each(attributes || viewportAttrsFromTarget, (attribute) => {\r\n if (indexOf(viewportAttrsFromTarget, attribute) > -1) {\r\n const hostAttr = attr(_host, attribute);\r\n if (isString(hostAttr)) {\r\n attr(_viewport, attribute, hostAttr);\r\n } else {\r\n removeAttr(_viewport, attribute);\r\n }\r\n }\r\n });\r\n };\r\n const onTrinsicChanged = (heightIntrinsicCache: CacheValues, fromRecords?: true) => {\r\n const [heightIntrinsic, heightIntrinsicChanged] = heightIntrinsicCache;\r\n const updateHints: Partial = {\r\n _heightIntrinsicChanged: heightIntrinsicChanged,\r\n };\r\n setState({ _heightIntrinsic: heightIntrinsic });\r\n !fromRecords && structureSetupUpdate(updateHints);\r\n return updateHints;\r\n };\r\n const onSizeChanged = ({\r\n _sizeChanged,\r\n _directionIsRTLCache,\r\n _appear,\r\n }: SizeObserverCallbackParams) => {\r\n const updateFn =\r\n !_sizeChanged || _appear\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n let directionChanged = false;\r\n if (_directionIsRTLCache) {\r\n const [directionIsRTL, directionIsRTLChanged] = _directionIsRTLCache;\r\n directionChanged = directionIsRTLChanged;\r\n setState({ _directionIsRTL: directionIsRTL });\r\n }\r\n\r\n updateFn({ _sizeChanged, _directionChanged: directionChanged });\r\n };\r\n const onContentMutation = (contentChangedTroughEvent: boolean, fromRecords?: true) => {\r\n const [, contentSizeChanged] = updateContentSizeCache();\r\n const updateHints: Partial = {\r\n _contentMutation: contentSizeChanged,\r\n };\r\n // if contentChangedTroughEvent is true its already debounced\r\n const updateFn = contentChangedTroughEvent\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n if (contentSizeChanged) {\r\n !fromRecords && updateFn(updateHints);\r\n }\r\n return updateHints;\r\n };\r\n const onHostMutation = (\r\n targetChangedAttrs: string[],\r\n targetStyleChanged: boolean,\r\n fromRecords?: true\r\n ) => {\r\n const updateHints: Partial = { _hostMutation: targetStyleChanged };\r\n if (targetStyleChanged) {\r\n !fromRecords && structureSetupUpdateWithDebouncedAdaptiveUpdateHints(updateHints);\r\n } else if (!_viewportIsTarget) {\r\n updateViewportAttrsFromHost(targetChangedAttrs);\r\n }\r\n return updateHints;\r\n };\r\n\r\n const trinsicObserver =\r\n (_content || !_flexboxGlue) && createTrinsicObserver(_host, onTrinsicChanged);\r\n const destroySizeObserver =\r\n !_viewportIsTarget &&\r\n createSizeObserver(_host, onSizeChanged, {\r\n _appear: true,\r\n _direction: !_nativeScrollbarStyling,\r\n });\r\n const [destroyHostMutationObserver, updateHostMutationObserver] = createDOMObserver(\r\n _host,\r\n false,\r\n onHostMutation,\r\n {\r\n _styleChangingAttributes: baseStyleChangingAttrs,\r\n _attributes: baseStyleChangingAttrs.concat(viewportAttrsFromTarget),\r\n }\r\n );\r\n\r\n const viewportIsTargetResizeObserver =\r\n _viewportIsTarget &&\r\n new ResizeObserverConstructor!(onSizeChanged.bind(0, { _sizeChanged: true }));\r\n\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.observe(_host);\r\n updateViewportAttrsFromHost();\r\n\r\n return [\r\n () => {\r\n contentMutationObserver && contentMutationObserver[0](); // destroy\r\n trinsicObserver && trinsicObserver[0](); // destroy\r\n destroySizeObserver && destroySizeObserver();\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.disconnect();\r\n destroyHostMutationObserver();\r\n },\r\n () => {\r\n const updateHints: Partial = {};\r\n const hostUpdateResult = updateHostMutationObserver();\r\n const contentUpdateResult = contentMutationObserver && contentMutationObserver[1](); // update\r\n const trinsicUpdateResult = trinsicObserver && trinsicObserver[1](); // update\r\n\r\n if (hostUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onHostMutation.apply(\r\n 0,\r\n push(hostUpdateResult, true) as [\r\n ...updateResult: typeof hostUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (contentUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onContentMutation.apply(\r\n 0,\r\n push(contentUpdateResult, true) as [\r\n ...updateResult: typeof contentUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (trinsicUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onTrinsicChanged.apply(\r\n 0,\r\n push(trinsicUpdateResult as any[], true) as [\r\n ...updateResult: typeof trinsicUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n\r\n return updateHints;\r\n },\r\n (checkOption) => {\r\n const [ignoreMutation] = checkOption('updating.ignoreMutation');\r\n const [attributes, attributesChanged] = checkOption('updating.attributes');\r\n const [elementEvents, elementEventsChanged] = checkOption | null>(\r\n 'updating.elementEvents'\r\n );\r\n const [debounceValue, debounceChanged] = checkOption | number | null>(\r\n 'updating.debounce'\r\n );\r\n const updateContentMutationObserver = elementEventsChanged || attributesChanged;\r\n const ignoreMutationFromOptions = (mutation: MutationRecord) =>\r\n isFunction(ignoreMutation) && ignoreMutation(mutation);\r\n\r\n if (updateContentMutationObserver) {\r\n if (contentMutationObserver) {\r\n contentMutationObserver[1](); // update\r\n contentMutationObserver[0](); // destroy\r\n }\r\n contentMutationObserver = createDOMObserver(\r\n _content || _viewport,\r\n true,\r\n onContentMutation,\r\n {\r\n _styleChangingAttributes: contentMutationObserverAttr.concat(attributes || []),\r\n _attributes: contentMutationObserverAttr.concat(attributes || []),\r\n _eventContentChange: elementEvents,\r\n _nestedTargetSelector: hostSelector,\r\n _ignoreContentChange: (mutation, isNestedTarget) => {\r\n const { target, attributeName } = mutation;\r\n const ignore =\r\n !isNestedTarget && attributeName\r\n ? liesBetween(target, hostSelector, viewportSelector)\r\n : false;\r\n return (\r\n ignore ||\r\n !!closest(target, `.${classNameScrollbar}`) || // ignore explicitely all scrollbar elements\r\n !!ignoreMutationFromOptions(mutation)\r\n );\r\n },\r\n }\r\n );\r\n }\r\n\r\n if (debounceChanged) {\r\n structureSetupUpdateWithDebouncedAdaptiveUpdateHints._flush();\r\n if (isArray(debounceValue)) {\r\n const timeout = debounceValue[0];\r\n const maxWait = debounceValue[1];\r\n debounceTimeout = isNumber(timeout) ? timeout : false;\r\n debounceMaxDelay = isNumber(maxWait) ? maxWait : false;\r\n } else if (isNumber(debounceValue)) {\r\n debounceTimeout = debounceValue;\r\n debounceMaxDelay = false;\r\n } else {\r\n debounceTimeout = false;\r\n debounceMaxDelay = false;\r\n }\r\n }\r\n },\r\n ];\r\n};\r\n","import { createEventListenerHub, isEmptyObject, keys } from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createStructureSetupElements } from 'setups/structureSetup/structureSetup.elements';\r\nimport { createStructureSetupUpdate } from 'setups/structureSetup/structureSetup.update';\r\nimport { createStructureSetupObservers } from 'setups/structureSetup/structureSetup.observers';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { TRBL, XY, EventListener } from 'support';\r\nimport type { Options, ReadonlyOSOptions } from 'options';\r\nimport type { Setup } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, StyleObject, OverflowStyle } from 'typings';\r\n\r\nexport interface StructureSetupState {\r\n _padding: TRBL;\r\n _paddingAbsolute: boolean;\r\n _viewportPaddingStyle: StyleObject;\r\n _overflowEdge: XY;\r\n _overflowAmount: XY;\r\n _overflowStyle: XY;\r\n _hasOverflow: XY;\r\n _heightIntrinsic: boolean;\r\n _directionIsRTL: boolean;\r\n}\r\n\r\nexport interface StructureSetupStaticState {\r\n _elements: StructureSetupElementsObj;\r\n _appendElements: () => void;\r\n _addOnUpdatedListener: (listener: EventListener) => void;\r\n}\r\n\r\ntype StructureSetupEventMap = {\r\n u: [updateHints: StructureSetupUpdateHints, changedOptions: DeepPartial, force: boolean];\r\n};\r\n\r\nconst initialXYNumber = { x: 0, y: 0 };\r\nconst initialStructureSetupUpdateState: StructureSetupState = {\r\n _padding: {\r\n t: 0,\r\n r: 0,\r\n b: 0,\r\n l: 0,\r\n },\r\n _paddingAbsolute: false,\r\n _viewportPaddingStyle: {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n paddingTop: 0,\r\n paddingRight: 0,\r\n paddingBottom: 0,\r\n paddingLeft: 0,\r\n },\r\n _overflowEdge: initialXYNumber,\r\n _overflowAmount: initialXYNumber,\r\n _overflowStyle: {\r\n x: 'hidden',\r\n y: 'hidden',\r\n },\r\n _hasOverflow: {\r\n x: false,\r\n y: false,\r\n },\r\n _heightIntrinsic: false,\r\n _directionIsRTL: false,\r\n};\r\n\r\nexport const createStructureSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOSOptions\r\n): Setup => {\r\n const checkOptionsFallback = createOptionCheck(options, {});\r\n const state = createState(initialStructureSetupUpdateState);\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub();\r\n const [getState] = state;\r\n const [elements, appendElements, destroyElements] = createStructureSetupElements(target);\r\n const updateStructure = createStructureSetupUpdate(elements, state);\r\n const triggerUpdateEvent: (...args: StructureSetupEventMap['u']) => void = (\r\n updateHints,\r\n changedOptions,\r\n force\r\n ) => {\r\n const truthyUpdateHints = keys(updateHints).some((key) => updateHints[key]);\r\n\r\n if (truthyUpdateHints || !isEmptyObject(changedOptions) || force) {\r\n triggerEvent('u', [updateHints, changedOptions, force]);\r\n }\r\n };\r\n const [destroyObservers, updateObservers, updateObserversOptions] = createStructureSetupObservers(\r\n elements,\r\n state,\r\n (updateHints) => {\r\n triggerUpdateEvent(updateStructure(checkOptionsFallback, updateHints), {}, false);\r\n }\r\n );\r\n\r\n const structureSetupState = getState.bind(0) as (() => StructureSetupState) &\r\n StructureSetupStaticState;\r\n structureSetupState._addOnUpdatedListener = (listener) => {\r\n addEvent('u', listener);\r\n };\r\n structureSetupState._appendElements = appendElements;\r\n structureSetupState._elements = elements;\r\n\r\n return [\r\n (changedOptions, force?) => {\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n updateObserversOptions(checkOption);\r\n triggerUpdateEvent(\r\n updateStructure(checkOption, updateObservers(), force),\r\n changedOptions,\r\n !!force\r\n );\r\n },\r\n structureSetupState,\r\n () => {\r\n removeEvent();\r\n destroyObservers();\r\n destroyElements();\r\n },\r\n ];\r\n};\r\n","import {\r\n addClass,\r\n appendChildren,\r\n createDiv,\r\n each,\r\n isEmptyArray,\r\n noop,\r\n on,\r\n push,\r\n removeClass,\r\n removeElements,\r\n runEachAndClear,\r\n setT,\r\n stopPropagation,\r\n style,\r\n} from 'support';\r\nimport {\r\n classNameScrollbar,\r\n classNameScrollbarHorizontal,\r\n classNameScrollbarVertical,\r\n classNameScrollbarTrack,\r\n classNameScrollbarHandle,\r\n classNamesScrollbarInteraction,\r\n classNamesScrollbarTransitionless,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { dynamicInitializationElement as generalDynamicInitializationElement } from 'initialization';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type {\r\n ScrollbarsInitialization,\r\n DefaultScrollbarsInitialization,\r\n ScrollbarsDynamicInitializationElement,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.initialization';\r\nimport { StyleObject } from 'typings';\r\n\r\nexport interface ScrollbarStructure {\r\n _scrollbar: HTMLElement;\r\n _track: HTMLElement;\r\n _handle: HTMLElement;\r\n}\r\n\r\nexport interface ScrollbarsSetupElement {\r\n _scrollbarStructures: ScrollbarStructure[];\r\n _clone: () => ScrollbarStructure;\r\n _addRemoveClass: (\r\n classNames: string | false | null | undefined,\r\n add?: boolean,\r\n elm?: (scrollbarStructure: ScrollbarStructure) => HTMLElement | false | null | undefined\r\n ) => void;\r\n _handleStyle: (\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => void;\r\n // _removeClass: (classNames: string) => void;\r\n /*\r\n _addEventListener: () => void;\r\n _removeEventListener: () => void;\r\n */\r\n}\r\n\r\nexport interface ScrollbarsSetupElementsObj {\r\n _horizontal: ScrollbarsSetupElement;\r\n _vertical: ScrollbarsSetupElement;\r\n}\r\n\r\nexport type ScrollbarsSetupElements = [\r\n elements: ScrollbarsSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nconst interactionStartEventNames = 'touchstart mouseenter';\r\nconst interactionEndEventNames = 'touchend touchcancel mouseleave';\r\nconst stopRootClickPropagation = (scrollbar: HTMLElement, documentElm: Document) =>\r\n on(\r\n scrollbar,\r\n 'mousedown',\r\n on.bind(0, documentElm, 'click', stopPropagation, { _once: true, _capture: true }),\r\n { _capture: true }\r\n );\r\n\r\nexport const createScrollbarsSetupElements = (\r\n target: InitializationTarget,\r\n structureSetupElements: StructureSetupElementsObj\r\n): ScrollbarsSetupElements => {\r\n const { _getDefaultInitialization } = getEnvironment();\r\n const { scrollbarsSlot: defaultScrollbarSlot } =\r\n _getDefaultInitialization() as DefaultScrollbarsInitialization;\r\n const { _documentElm, _target, _host, _viewport, _targetIsElm } = structureSetupElements;\r\n const scrollbarSlot = _targetIsElm ? null : (target as ScrollbarsInitialization).scrollbarsSlot;\r\n const evaluatedScrollbarSlot =\r\n generalDynamicInitializationElement(\r\n [_target, _host, _viewport],\r\n () => _host,\r\n defaultScrollbarSlot,\r\n scrollbarSlot\r\n );\r\n const scrollbarsAddRemoveClass = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n classNames: string | false | null | undefined,\r\n add?: boolean,\r\n elm?: (scrollbarStructure: ScrollbarStructure) => HTMLElement | false | null | undefined\r\n ) => {\r\n const action = add ? addClass : removeClass;\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n action((elm || noop)(scrollbarStructure) || scrollbarStructure._scrollbar, classNames);\r\n });\r\n };\r\n const scrollbarsHandleStyle = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => {\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n const [elm, styles] = elmStyle(scrollbarStructure);\r\n style(elm, styles);\r\n });\r\n };\r\n const destroyFns: (() => void)[] = [];\r\n const horizontalScrollbars: ScrollbarStructure[] = [];\r\n const verticalScrollbars: ScrollbarStructure[] = [];\r\n\r\n const addRemoveClassHorizontal = scrollbarsAddRemoveClass.bind(0, horizontalScrollbars);\r\n const addRemoveClassVertical = scrollbarsAddRemoveClass.bind(0, verticalScrollbars);\r\n const generateScrollbarDOM = (horizontal?: boolean): ScrollbarStructure => {\r\n const scrollbarClassName = horizontal\r\n ? classNameScrollbarHorizontal\r\n : classNameScrollbarVertical;\r\n const arrToPush = horizontal ? horizontalScrollbars : verticalScrollbars;\r\n const transitionlessClass = isEmptyArray(arrToPush) ? classNamesScrollbarTransitionless : '';\r\n const scrollbar = createDiv(\r\n `${classNameScrollbar} ${scrollbarClassName} ${transitionlessClass}`\r\n );\r\n const track = createDiv(classNameScrollbarTrack);\r\n const handle = createDiv(classNameScrollbarHandle);\r\n const result = {\r\n _scrollbar: scrollbar,\r\n _track: track,\r\n _handle: handle,\r\n };\r\n\r\n appendChildren(scrollbar, track);\r\n appendChildren(track, handle);\r\n\r\n push(arrToPush, result);\r\n push(destroyFns, [\r\n removeElements.bind(0, scrollbar),\r\n on(scrollbar, interactionStartEventNames, () => {\r\n addRemoveClassHorizontal(classNamesScrollbarInteraction, true);\r\n addRemoveClassVertical(classNamesScrollbarInteraction, true);\r\n }),\r\n on(scrollbar, interactionEndEventNames, () => {\r\n addRemoveClassHorizontal(classNamesScrollbarInteraction);\r\n addRemoveClassVertical(classNamesScrollbarInteraction);\r\n }),\r\n stopRootClickPropagation(scrollbar, _documentElm),\r\n ]);\r\n\r\n return result;\r\n };\r\n const generateHorizontalScrollbarStructure = generateScrollbarDOM.bind(0, true);\r\n const generateVerticalScrollbarStructure = generateScrollbarDOM.bind(0, false);\r\n const appendElements = () => {\r\n appendChildren(evaluatedScrollbarSlot, horizontalScrollbars[0]._scrollbar);\r\n appendChildren(evaluatedScrollbarSlot, verticalScrollbars[0]._scrollbar);\r\n\r\n setT(() => {\r\n addRemoveClassHorizontal(classNamesScrollbarTransitionless);\r\n addRemoveClassVertical(classNamesScrollbarTransitionless);\r\n }, 300);\r\n };\r\n\r\n generateHorizontalScrollbarStructure();\r\n generateVerticalScrollbarStructure();\r\n\r\n return [\r\n {\r\n _horizontal: {\r\n _scrollbarStructures: horizontalScrollbars,\r\n _clone: generateHorizontalScrollbarStructure,\r\n _addRemoveClass: addRemoveClassHorizontal,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, horizontalScrollbars),\r\n },\r\n _vertical: {\r\n _scrollbarStructures: verticalScrollbars,\r\n _clone: generateVerticalScrollbarStructure,\r\n _addRemoveClass: addRemoveClassVertical,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, verticalScrollbars),\r\n },\r\n },\r\n appendElements,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import { rAF, cAF, isFunction, on, runEachAndClear, setT, clearT } from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport {\r\n createScrollbarsSetupElements,\r\n ScrollbarsSetupElement,\r\n ScrollbarsSetupElementsObj,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport {\r\n classNamesScrollbarVisible,\r\n classNamesScrollbarCornerless,\r\n classNamesScrollbarAutoHidden,\r\n} from 'classnames';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type {\r\n ReadonlyOSOptions,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport type { Setup, StructureSetupState, StructureSetupStaticState } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { OverflowStyle, StyleObject } from 'typings';\r\n\r\n// eslint-disable-next-line @typescript-eslint/no-empty-interface\r\nexport interface ScrollbarsSetupState {}\r\n\r\nexport interface ScrollbarsSetupStaticState {\r\n _elements: ScrollbarsSetupElementsObj;\r\n _appendElements: () => void;\r\n}\r\n\r\nconst { min } = Math;\r\nconst createSelfCancelTimeout = (timeout?: number | (() => number)) => {\r\n let id: number;\r\n const setTFn = timeout ? setT : rAF!;\r\n const clearTFn = timeout ? clearT : cAF!;\r\n return [\r\n (callback: () => any) => {\r\n clearTFn(id);\r\n // @ts-ignore\r\n id = setTFn(callback, isFunction(timeout) ? timeout() : timeout);\r\n },\r\n () => clearTFn(id),\r\n ] as [timeout: (callback: () => any) => void, clear: () => void];\r\n};\r\n\r\nconst refreshScrollbarHandleLength = (\r\n setStyleFn: ScrollbarsSetupElement['_handleStyle'],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _overflowAmount, _overflowEdge } = structureSetupState;\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const viewportSize = _overflowEdge[axis];\r\n const overflowAmount = _overflowAmount[axis];\r\n const handleRatio = min(1, viewportSize / (viewportSize + overflowAmount));\r\n\r\n setStyleFn((structure) => [\r\n structure._handle,\r\n {\r\n [isHorizontal ? 'width' : 'height']: `${(handleRatio * 100).toFixed(3)}%`,\r\n },\r\n ]);\r\n};\r\n\r\nconst refreshScrollbarHandlePosition = (\r\n setStyleFn: (styles: StyleObject) => void,\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n) => {\r\n /*\r\n //measure the handle length to respect min & max length\r\n var handleLength = scrollbarVarsInfo._handleLength;\r\n var trackLength = scrollbarVars._track[0]['offset' + scrollbarVars._Width_Height];\r\n var handleTrackDiff = trackLength - handleLength;\r\n var handleCSS = {};\r\n var transformOffset;\r\n var translateValue;\r\n\r\n //DONT use the variable '_contentScrollSizeCache[scrollbarVars._w_h]' instead of '_viewportElement[0]['scroll' + scrollbarVars._Width_Height]'\r\n // because its a bit behind during the small delay when content size updates\r\n //(delay = mutationObserverContentLag, if its 0 then this var could be used)\r\n var maxScroll =\r\n (_viewportElementNative[_strScroll + scrollbarVars._Width_Height] -\r\n _viewportElementNative['client' + scrollbarVars._Width_Height]) *\r\n (_rtlScrollBehavior.n && isRTLisHorizontal ? -1 : 1); //* -1 if rtl scroll max is negative\r\n var getScrollRatio = function (base) {\r\n return isNaN(base / maxScroll) ? 0 : MATH.max(0, MATH.min(1, base / maxScroll));\r\n };\r\n var getHandleOffset = function (scrollRatio) {\r\n var offset = handleTrackDiff * scrollRatio;\r\n offset = isNaN(offset) ? 0 : offset;\r\n offset =\r\n isRTLisHorizontal && !_rtlScrollBehavior.i ? trackLength - handleLength - offset : offset;\r\n offset = MATH.max(0, offset);\r\n return offset;\r\n };\r\n var scrollRatio = getScrollRatio(nativeScroll);\r\n var unsnappedScrollRatio = getScrollRatio(currentScroll);\r\n var handleOffset = getHandleOffset(unsnappedScrollRatio);\r\n var snappedHandleOffset = getHandleOffset(scrollRatio);\r\n\r\n scrollbarVarsInfo._maxScroll = maxScroll;\r\n scrollbarVarsInfo._currentScroll = nativeScroll;\r\n scrollbarVarsInfo._currentScrollRatio = scrollRatio;\r\n\r\n if (_supportTransform) {\r\n transformOffset = isRTLisHorizontal\r\n ? -(trackLength - handleLength - handleOffset)\r\n : handleOffset; //in px\r\n //transformOffset = (transformOffset / trackLength * 100) * (trackLength / handleLength); //in %\r\n translateValue = isHorizontal\r\n ? strTranslateBrace + transformOffset + 'px, 0)'\r\n : strTranslateBrace + '0, ' + transformOffset + 'px)';\r\n\r\n handleCSS[strTransform] = translateValue;\r\n\r\n //apply or clear up transition\r\n if (_supportTransition)\r\n handleCSS[strTransition] =\r\n transition && MATH.abs(handleOffset - scrollbarVarsInfo._handleOffset) > 1\r\n ? getCSSTransitionString(scrollbarVars._handle) +\r\n ', ' +\r\n (strTransform + _strSpace + transitionDuration + 'ms')\r\n : _strEmpty;\r\n } else handleCSS[scrollbarVars._left_top] = handleOffset;\r\n\r\n //only apply css if offset has changed and overflow exists.\r\n if (!nativeOverlayScrollbarsAreActive()) {\r\n scrollbarVars._handle.css(handleCSS);\r\n\r\n //clear up transition\r\n if (_supportTransform && _supportTransition && transition) {\r\n scrollbarVars._handle.one(_strTransitionEndEvent, function () {\r\n if (!_destroyed) scrollbarVars._handle.css(strTransition, _strEmpty);\r\n });\r\n }\r\n }\r\n\r\n scrollbarVarsInfo._handleOffset = handleOffset;\r\n scrollbarVarsInfo._snappedHandleOffset = snappedHandleOffset;\r\n scrollbarVarsInfo._trackLength = trackLength;\r\n */\r\n};\r\n\r\nexport const createScrollbarsSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOSOptions,\r\n structureSetupState: (() => StructureSetupState) & StructureSetupStaticState\r\n): Setup => {\r\n let autoHideIsMove: boolean;\r\n let autoHideIsLeave: boolean;\r\n let autoHideNotNever: boolean;\r\n let mouseInHost: boolean | undefined;\r\n let prevTheme: string | null | undefined;\r\n let globalAutoHideDelay = 0;\r\n\r\n const state = createState({});\r\n const [getState] = state;\r\n const [requestMouseMoveAnimationFrame, cancelMouseMoveAnimationFrame] = createSelfCancelTimeout();\r\n const [requestScrollAnimationFrame, cancelScrollAnimationFrame] = createSelfCancelTimeout();\r\n const [scrollTimeout, clearScrollTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideMoveTimeout, clearAutoHideTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideTimeout, clearAutoTimeout] = createSelfCancelTimeout(() => globalAutoHideDelay);\r\n const [elements, appendElements, destroyElements] = createScrollbarsSetupElements(\r\n target,\r\n structureSetupState._elements\r\n );\r\n const { _host, _viewport } = structureSetupState._elements;\r\n const { _horizontal, _vertical } = elements;\r\n const { _addRemoveClass: addRemoveClassHorizontal, _handleStyle: styleHorizontal } = _horizontal;\r\n const { _addRemoveClass: addRemoveClassVertical, _handleStyle: styleVertical } = _vertical;\r\n const manageScrollbarsAutoHide = (removeAutoHide: boolean, delayless?: boolean) => {\r\n clearAutoTimeout();\r\n if (removeAutoHide) {\r\n addRemoveClassHorizontal(classNamesScrollbarAutoHidden);\r\n addRemoveClassVertical(classNamesScrollbarAutoHidden);\r\n } else {\r\n const hide = () => {\r\n addRemoveClassHorizontal(classNamesScrollbarAutoHidden, true);\r\n addRemoveClassVertical(classNamesScrollbarAutoHidden, true);\r\n };\r\n if (globalAutoHideDelay > 0 && !delayless) {\r\n auotHideTimeout(hide);\r\n } else {\r\n hide();\r\n }\r\n }\r\n };\r\n const onHostMouseEnter = () => {\r\n mouseInHost = autoHideIsLeave;\r\n mouseInHost && manageScrollbarsAutoHide(true);\r\n };\r\n const destroyFns: (() => void)[] = [\r\n clearScrollTimeout,\r\n clearAutoTimeout,\r\n clearAutoHideTimeout,\r\n cancelScrollAnimationFrame,\r\n cancelMouseMoveAnimationFrame,\r\n destroyElements,\r\n\r\n on(_host, 'mouseover', onHostMouseEnter, { _once: true }),\r\n on(_host, 'mouseenter', onHostMouseEnter),\r\n on(_host, 'mouseleave', () => {\r\n mouseInHost = false;\r\n autoHideIsLeave && manageScrollbarsAutoHide(false);\r\n }),\r\n on(_host, 'mousemove', () => {\r\n autoHideIsMove &&\r\n requestMouseMoveAnimationFrame(() => {\r\n clearScrollTimeout();\r\n manageScrollbarsAutoHide(true);\r\n auotHideMoveTimeout(() => {\r\n autoHideIsMove && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n }),\r\n on(_viewport, 'scroll', () => {\r\n autoHideNotNever &&\r\n requestScrollAnimationFrame(() => {\r\n manageScrollbarsAutoHide(true);\r\n scrollTimeout(() => {\r\n autoHideNotNever && !mouseInHost && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n }),\r\n ];\r\n const scrollbarsSetupState = getState.bind(0) as (() => ScrollbarsSetupState) &\r\n ScrollbarsSetupStaticState;\r\n scrollbarsSetupState._elements = elements;\r\n scrollbarsSetupState._appendElements = appendElements;\r\n\r\n return [\r\n (changedOptions, force, structureUpdateHints) => {\r\n const { _overflowEdgeChanged, _overflowAmountChanged, _overflowStyleChanged } =\r\n structureUpdateHints;\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n const currStructureSetupState = structureSetupState();\r\n\r\n const [theme, themeChanged] = checkOption('scrollbars.theme');\r\n const [visibility, visibilityChanged] =\r\n checkOption('scrollbars.visibility');\r\n const [autoHide, autoHideChanged] =\r\n checkOption('scrollbars.autoHide');\r\n const [autoHideDelay] = checkOption('scrollbars.autoHideDelay');\r\n const [dragScrolling, dragScrollingChanged] = checkOption(\r\n 'scrollbars.dragScrolling'\r\n );\r\n const [touchSupport, touchSupportChanged] = checkOption('scrollbars.touchSupport');\r\n\r\n const updateHandle = _overflowEdgeChanged || _overflowAmountChanged;\r\n const updateVisibility = _overflowStyleChanged || visibilityChanged;\r\n\r\n const setScrollbarVisibility = (\r\n overflowStyle: OverflowStyle,\r\n addRemoveClass: (classNames: string, add?: boolean) => void\r\n ) => {\r\n const isVisible =\r\n visibility === 'visible' || (visibility === 'auto' && overflowStyle === 'scroll');\r\n addRemoveClass(classNamesScrollbarVisible, isVisible);\r\n return isVisible;\r\n };\r\n\r\n globalAutoHideDelay = autoHideDelay;\r\n\r\n if (updateVisibility) {\r\n const { _overflowStyle } = currStructureSetupState;\r\n\r\n const xVisible = setScrollbarVisibility(_overflowStyle.x, addRemoveClassHorizontal);\r\n const yVisible = setScrollbarVisibility(_overflowStyle.y, addRemoveClassVertical);\r\n const hasCorner = xVisible && yVisible;\r\n\r\n addRemoveClassHorizontal(classNamesScrollbarCornerless, !hasCorner);\r\n addRemoveClassVertical(classNamesScrollbarCornerless, !hasCorner);\r\n }\r\n if (themeChanged) {\r\n addRemoveClassHorizontal(prevTheme);\r\n addRemoveClassVertical(prevTheme);\r\n\r\n addRemoveClassHorizontal(theme, true);\r\n addRemoveClassVertical(theme, true);\r\n prevTheme = theme;\r\n }\r\n if (autoHideChanged) {\r\n autoHideIsMove = autoHide === 'move';\r\n autoHideIsLeave = autoHide === 'leave';\r\n autoHideNotNever = autoHide !== 'never';\r\n manageScrollbarsAutoHide(!autoHideNotNever, true);\r\n }\r\n if (updateHandle) {\r\n refreshScrollbarHandleLength(styleHorizontal, currStructureSetupState, true);\r\n refreshScrollbarHandleLength(styleVertical, currStructureSetupState);\r\n }\r\n },\r\n scrollbarsSetupState,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import { OverlayScrollbars } from 'overlayscrollbars';\r\n\r\nconst targets: Set = new Set();\r\nconst targetInstanceMap: WeakMap = new WeakMap();\r\n\r\n/**\r\n * Adds the given OverlayScrollbars instance to the given element.\r\n * @param target The element which is the target of the OverlayScrollbars instance.\r\n * @param osInstance The OverlayScrollbars instance.\r\n */\r\nexport const addInstance = (target: Element, osInstance: OverlayScrollbars): void => {\r\n targetInstanceMap.set(target, osInstance);\r\n targets.add(target);\r\n};\r\n\r\n/**\r\n * Removes a OverlayScrollbars instance from the given element.\r\n * @param target The element from which its OverlayScrollbars instance shall be removed.\r\n */\r\nexport const removeInstance = (target: Element): void => {\r\n targetInstanceMap.delete(target);\r\n targets.delete(target);\r\n};\r\n\r\n/**\r\n * Gets the OverlayScrollbars from the given element or undefined if it doesn't have one.\r\n * @param target The element of which its OverlayScrollbars instance shall be get.\r\n */\r\nexport const getInstance = (target: Element): OverlayScrollbars | undefined =>\r\n targetInstanceMap.get(target);\r\n\r\n/**\r\n * Gets a Map which represents all active OverayScrollbars instances.\r\n * The Key is the element and the value is the instance.\r\n */\r\nexport const allInstances = (): ReadonlyMap => {\r\n const validTargetInstanceMap: Map = new Map();\r\n\r\n targets.forEach((target: Element) => {\r\n /* istanbul ignore else */\r\n if (targetInstanceMap.has(target)) {\r\n validTargetInstanceMap.set(target, targetInstanceMap.get(target)!);\r\n }\r\n });\r\n\r\n targets.clear();\r\n\r\n validTargetInstanceMap.forEach((instance: OverlayScrollbars, validTarget: Element) => {\r\n targets.add(validTarget);\r\n });\r\n\r\n return validTargetInstanceMap;\r\n};\r\n","import {\r\n assignDeep,\r\n isEmptyObject,\r\n each,\r\n isFunction,\r\n keys,\r\n isHTMLElement,\r\n XY,\r\n TRBL,\r\n createEventListenerHub,\r\n} from 'support';\r\nimport { createStructureSetup, createScrollbarsSetup } from 'setups';\r\nimport { getOptionsDiff, Options, ReadonlyOSOptions } from 'options';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n getPlugins,\r\n addPlugin,\r\n optionsValidationPluginName,\r\n Plugin,\r\n OptionsValidationPluginInstance,\r\n} from 'plugins';\r\nimport { addInstance, getInstance, removeInstance } from 'instances';\r\nimport type { DeepPartial, OverflowStyle } from 'typings';\r\nimport {\r\n InitializationTarget,\r\n InitializationTargetObject,\r\n DefaultInitialization,\r\n cancelInitialization,\r\n} from 'initialization';\r\nimport type {\r\n InitialEventListeners as GeneralInitialEventListeners,\r\n EventListener as GeneralEventListener,\r\n} from 'support/eventListeners';\r\n\r\nexport interface OverlayScrollbarsStatic {\r\n (\r\n target: InitializationTarget | InitializationTargetObject,\r\n options?: DeepPartial,\r\n eventListeners?: GeneralInitialEventListeners\r\n ): OverlayScrollbars;\r\n\r\n plugin(plugin: Plugin | Plugin[]): void;\r\n env(): Environment;\r\n}\r\n\r\nexport interface Environment {\r\n scrollbarsSize: XY;\r\n scrollbarsOverlaid: XY;\r\n scrollbarsHiding: boolean;\r\n rtlScrollBehavior: { n: boolean; i: boolean };\r\n flexboxGlue: boolean;\r\n cssCustomProperties: boolean;\r\n staticDefaultInitialization: DefaultInitialization;\r\n staticDefaultOptions: Options;\r\n\r\n getDefaultInitialization(): DefaultInitialization;\r\n setDefaultInitialization(newDefaultInitialization: DeepPartial): void;\r\n getDefaultOptions(): Options;\r\n setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nexport interface State {\r\n padding: TRBL;\r\n paddingAbsolute: boolean;\r\n overflowEdge: XY;\r\n overflowAmount: XY;\r\n overflowStyle: XY;\r\n hasOverflow: XY;\r\n destroyed: boolean;\r\n}\r\n\r\nexport interface Elements {\r\n target: HTMLElement;\r\n host: HTMLElement;\r\n padding: HTMLElement;\r\n viewport: HTMLElement;\r\n content: HTMLElement;\r\n}\r\n\r\nexport interface OnUpdatedEventListenerArgs {\r\n updateHints: {\r\n sizeChanged: boolean;\r\n directionChanged: boolean;\r\n heightIntrinsicChanged: boolean;\r\n overflowEdgeChanged: boolean;\r\n overflowAmountChanged: boolean;\r\n overflowStyleChanged: boolean;\r\n hostMutation: boolean;\r\n contentMutation: boolean;\r\n };\r\n changedOptions: DeepPartial;\r\n force: boolean;\r\n}\r\n\r\nexport type EventListenerMap = {\r\n /**\r\n * Triggered after all elements are initialized and appended.\r\n */\r\n initialized: [instance: OverlayScrollbars];\r\n /**\r\n * Triggered after an update.\r\n */\r\n updated: [instance: OverlayScrollbars, onUpdatedArgs: OnUpdatedEventListenerArgs];\r\n /**\r\n * Triggered after all elements, observers and events are destroyed.\r\n */\r\n destroyed: [instance: OverlayScrollbars, canceled: boolean];\r\n};\r\n\r\nexport type InitialEventListeners = GeneralInitialEventListeners;\r\n\r\nexport type EventListener = GeneralEventListener<\r\n EventListenerMap,\r\n Name\r\n>;\r\n\r\nexport interface OverlayScrollbars {\r\n options(): Options;\r\n options(newOptions?: DeepPartial): Options;\r\n\r\n update(force?: boolean): OverlayScrollbars;\r\n\r\n destroy(): void;\r\n\r\n state(): State;\r\n\r\n elements(): Elements;\r\n\r\n on(name: Name, listener: EventListener): () => void;\r\n on(name: Name, listener: EventListener[]): () => void;\r\n\r\n off(name: Name, listener: EventListener): void;\r\n off(name: Name, listener: EventListener[]): void;\r\n}\r\n\r\n/**\r\n * Notes:\r\n * Height intrinsic detection use \"content: true\" init strategy - or open ticket for custom height intrinsic observer\r\n */\r\n\r\nexport const OverlayScrollbars: OverlayScrollbarsStatic = (\r\n target,\r\n options?,\r\n eventListeners?\r\n): OverlayScrollbars => {\r\n let destroyed = false;\r\n const { _getDefaultOptions, _addListener: addEnvListener } = getEnvironment();\r\n const plugins = getPlugins();\r\n const targetIsElement = isHTMLElement(target);\r\n const instanceTarget = targetIsElement ? target : target.target;\r\n const potentialInstance = getInstance(instanceTarget);\r\n if (potentialInstance) {\r\n return potentialInstance;\r\n }\r\n\r\n const optionsValidationPlugin = plugins[\r\n optionsValidationPluginName\r\n ] as OptionsValidationPluginInstance;\r\n const validateOptions = (newOptions?: DeepPartial) => {\r\n const opts = newOptions || {};\r\n const validate = optionsValidationPlugin && optionsValidationPlugin._;\r\n return validate ? validate(opts, true) : opts;\r\n };\r\n const currentOptions: ReadonlyOSOptions = assignDeep(\r\n {},\r\n _getDefaultOptions(),\r\n validateOptions(options)\r\n );\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub(eventListeners);\r\n const [updateStructure, structureState, destroyStructure] = createStructureSetup(\r\n target,\r\n currentOptions\r\n );\r\n const [updateScrollbars, scrollbarsState, destroyScrollbars] = createScrollbarsSetup(\r\n target,\r\n currentOptions,\r\n structureState\r\n );\r\n const update = (changedOptions: DeepPartial, force?: boolean) => {\r\n updateStructure(changedOptions, !!force);\r\n };\r\n const removeEnvListener = addEnvListener(update.bind(0, {}, true));\r\n const destroy = (canceled?: boolean) => {\r\n removeInstance(instanceTarget);\r\n removeEnvListener();\r\n\r\n destroyScrollbars();\r\n destroyStructure();\r\n\r\n destroyed = true;\r\n\r\n // eslint-disable-next-line no-use-before-define\r\n triggerEvent('destroyed', [instance, !!canceled]);\r\n removeEvent();\r\n };\r\n\r\n const instance: OverlayScrollbars = {\r\n options(newOptions?: DeepPartial) {\r\n if (newOptions) {\r\n const changedOptions = getOptionsDiff(currentOptions, validateOptions(newOptions));\r\n\r\n if (!isEmptyObject(changedOptions)) {\r\n assignDeep(currentOptions, changedOptions);\r\n update(changedOptions);\r\n }\r\n }\r\n return assignDeep({}, currentOptions);\r\n },\r\n on: addEvent,\r\n off: (name, listener) => {\r\n name && listener && removeEvent(name, listener as any);\r\n },\r\n state() {\r\n const {\r\n _overflowEdge,\r\n _overflowAmount,\r\n _overflowStyle,\r\n _hasOverflow,\r\n _padding,\r\n _paddingAbsolute,\r\n } = structureState();\r\n return assignDeep(\r\n {},\r\n {\r\n overflowEdge: _overflowEdge,\r\n overflowAmount: _overflowAmount,\r\n overflowStyle: _overflowStyle,\r\n hasOverflow: _hasOverflow,\r\n padding: _padding,\r\n paddingAbsolute: _paddingAbsolute,\r\n destroyed,\r\n }\r\n );\r\n },\r\n elements() {\r\n const { _target, _host, _padding, _viewport, _content } = structureState._elements;\r\n return assignDeep(\r\n {},\r\n {\r\n target: _target,\r\n host: _host,\r\n padding: _padding || _viewport,\r\n viewport: _viewport,\r\n content: _content || _viewport,\r\n }\r\n );\r\n },\r\n update(force?: boolean) {\r\n update({}, force);\r\n return instance;\r\n },\r\n destroy: destroy.bind(0),\r\n };\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force: boolean) => {\r\n updateScrollbars(changedOptions, force, updateHints);\r\n });\r\n\r\n each(keys(plugins), (pluginName) => {\r\n const pluginInstance = plugins[pluginName];\r\n if (isFunction(pluginInstance)) {\r\n pluginInstance(OverlayScrollbars, instance);\r\n }\r\n });\r\n\r\n if (cancelInitialization(!targetIsElement && target.cancel, structureState._elements)) {\r\n destroy(true);\r\n return instance;\r\n }\r\n\r\n structureState._appendElements();\r\n scrollbarsState._appendElements();\r\n\r\n addInstance(instanceTarget, instance);\r\n triggerEvent('initialized', [instance]);\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force) => {\r\n const {\r\n _sizeChanged,\r\n _directionChanged,\r\n _heightIntrinsicChanged,\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _contentMutation,\r\n _hostMutation,\r\n } = updateHints;\r\n\r\n triggerEvent('updated', [\r\n instance,\r\n {\r\n updateHints: {\r\n sizeChanged: _sizeChanged,\r\n directionChanged: _directionChanged,\r\n heightIntrinsicChanged: _heightIntrinsicChanged,\r\n overflowEdgeChanged: _overflowEdgeChanged,\r\n overflowAmountChanged: _overflowAmountChanged,\r\n overflowStyleChanged: _overflowStyleChanged,\r\n contentMutation: _contentMutation,\r\n hostMutation: _hostMutation,\r\n },\r\n changedOptions,\r\n force,\r\n },\r\n ]);\r\n });\r\n\r\n return instance.update(true);\r\n};\r\n\r\nOverlayScrollbars.plugin = addPlugin;\r\nOverlayScrollbars.env = () => {\r\n const {\r\n _nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid,\r\n 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{ isArrayLike, isString } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype RunEachItem = ((...args: any) => any | any[]) | null | undefined;\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray | false | null | undefined;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike | false | null | undefined;\r\nexport function each(\r\n obj: PlainObject,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject;\r\nexport function each(\r\n obj: PlainObject | false | null | undefined,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject | false | null | undefined;\r\nexport function each(\r\n source: Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | unknown\r\n): Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: T[], item: T, fromIndex?: number): number =>\r\n arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Pushesh all given items into the given array and returns it.\r\n * @param array The array the items shall be pushed into.\r\n * @param items The items which shall be pushed into the array.\r\n */\r\nexport const push = (array: T[], items: T | ArrayLike, arrayIsSingleItem?: boolean): T[] => {\r\n !arrayIsSingleItem && !isString(items) && isArrayLike(items)\r\n ? Array.prototype.push.apply(array, items as T[])\r\n : array.push(items as T);\r\n return array;\r\n};\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr?: ArrayLike | Set) => {\r\n const original = Array.from;\r\n const result: T[] = [];\r\n\r\n if (original && arr) {\r\n return original(arr);\r\n }\r\n\r\n if (arr instanceof Set) {\r\n arr.forEach((value) => {\r\n push(result, value);\r\n });\r\n } else {\r\n each(arr, (elm) => {\r\n push(result, elm);\r\n });\r\n }\r\n\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the passed array is empty.\r\n * @param array The array which shall be checked.\r\n */\r\nexport const isEmptyArray = (array: any[] | null | undefined): boolean =>\r\n !!array && array.length === 0;\r\n\r\n/**\r\n * Calls all functions in the passed array/set of functions.\r\n * @param arr The array filled with function which shall be called.\r\n * @param args The args with which each function is called.\r\n * @param keep True when the Set / array should not be cleared afterwards, false otherwise.\r\n */\r\nexport const runEachAndClear = (arr: RunEachItem[], args?: any[], keep?: boolean): void => {\r\n // eslint-disable-next-line prefer-spread\r\n const runFn = (fn: RunEachItem) => fn && fn.apply(undefined, args || []);\r\n each(arr, runFn);\r\n !keep && ((arr as any[]).length = 0);\r\n};\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray, isUndefined } from 'support/utils/types';\r\nimport { PlainObject, StyleObject } from 'typings';\r\n\r\nexport interface TRBL {\r\n t: number;\r\n r: number;\r\n b: number;\r\n l: number;\r\n}\r\n\r\nconst cssNumber = {\r\n // animationiterationcount: 1,\r\n // columncount: 1,\r\n // fillopacity: 1,\r\n // flexgrow: 1,\r\n // flexshrink: 1,\r\n // fontweight: 1,\r\n // lineheight: 1,\r\n // order: 1,\r\n // orphans: 1,\r\n // widows: 1,\r\n // zoom: 1,\r\n opacity: 1,\r\n zindex: 1,\r\n};\r\n\r\nconst parseToZeroOrNumber = (value: string, toFloat?: boolean): number => {\r\n /* istanbul ignore next */\r\n const num = toFloat ? parseFloat(value) : parseInt(value, 10);\r\n // num === num means num is not NaN\r\n /* istanbul ignore next */\r\n return num === num ? num : 0; // eslint-disable-line no-self-compare\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number =>\r\n !cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val;\r\n\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null\r\n ? computedStyle[prop] || computedStyle.getPropertyValue(prop)\r\n : elm.style[prop];\r\n\r\nconst setCSSVal = (elm: HTMLElement, prop: string, val: string | number): void => {\r\n try {\r\n const { style: elmStyle } = elm;\r\n if (!isUndefined(elmStyle[prop])) {\r\n elmStyle[prop] = adaptCSSVal(prop, val);\r\n } else {\r\n elmStyle.setProperty(prop, val as string);\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject\r\n): void;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: string\r\n): string;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: Array | string\r\n): { [key: string]: string };\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject | Array | string\r\n): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n elm && each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n\r\n/**\r\n * Returns the top right bottom left values of the passed css property.\r\n * @param elm The element of which the values shall be returned.\r\n * @param propertyPrefix The css property prefix. (e.g. \"border\")\r\n * @param propertySuffix The css property suffix. (e.g. \"width\")\r\n */\r\nexport const topRightBottomLeft = (\r\n elm?: HTMLElement | false | null | undefined,\r\n propertyPrefix?: string,\r\n propertySuffix?: string\r\n): TRBL => {\r\n const finalPrefix = propertyPrefix ? `${propertyPrefix}-` : '';\r\n const finalSuffix = propertySuffix ? `-${propertySuffix}` : '';\r\n const top = `${finalPrefix}top${finalSuffix}`;\r\n const right = `${finalPrefix}right${finalSuffix}`;\r\n const bottom = `${finalPrefix}bottom${finalSuffix}`;\r\n const left = `${finalPrefix}left${finalSuffix}`;\r\n const result = style(elm, [top, right, bottom, left]);\r\n return {\r\n t: parseToZeroOrNumber(result[top]),\r\n r: parseToZeroOrNumber(result[right]),\r\n b: parseToZeroOrNumber(result[bottom]),\r\n l: parseToZeroOrNumber(result[left]),\r\n };\r\n};\r\n","export interface CacheOptions {\r\n // initial value of _value.\r\n _initialValue: Value;\r\n // Custom comparison function if shallow compare isn't enough. Returns true if nothing changed.\r\n _equal?: EqualCachePropFunction;\r\n // If true always updates _value and _previous, otherwise they update only when they changed.\r\n _alwaysUpdateValues?: boolean;\r\n}\r\n\r\nexport type CacheValues = [value: T, changed: boolean, previous?: T];\r\n\r\nexport type EqualCachePropFunction = (currentVal: Value, newVal: Value) => boolean;\r\n\r\nexport type CacheUpdater = (current: Value, previous?: Value) => Value;\r\n\r\nexport type UpdateCacheContextual = (newValue: Value, force?: boolean) => CacheValues;\r\n\r\nexport type UpdateCache = (force?: boolean) => CacheValues;\r\n\r\nexport type GetCurrentCache = (force?: boolean) => CacheValues;\r\n\r\nexport type Cache = [UpdateCache, GetCurrentCache];\r\n\r\nexport type CacheContextual = [UpdateCacheContextual, GetCurrentCache];\r\n\r\ntype CreateCache = {\r\n (options: CacheOptions): CacheContextual;\r\n (options: CacheOptions, update: CacheUpdater): Cache;\r\n (options: CacheOptions, update?: CacheUpdater):\r\n | CacheContextual\r\n | Cache;\r\n};\r\n\r\nexport const createCache: CreateCache = (\r\n options: CacheOptions,\r\n update?: CacheUpdater\r\n): CacheContextual | Cache => {\r\n const { _initialValue, _equal, _alwaysUpdateValues } = options;\r\n let _value: Value = _initialValue;\r\n let _previous: Value | undefined;\r\n\r\n const cacheUpdateContextual: UpdateCacheContextual = (newValue, force?) => {\r\n const curr = _value;\r\n\r\n const newVal = newValue;\r\n const changed = force || (_equal ? !_equal(curr, newVal) : curr !== newVal);\r\n\r\n if (changed || _alwaysUpdateValues) {\r\n _value = newVal;\r\n _previous = curr;\r\n }\r\n\r\n return [_value, changed, _previous];\r\n };\r\n const cacheUpdateIsolated: UpdateCache = (force?) =>\r\n cacheUpdateContextual(update!(_value, _previous), force);\r\n\r\n const getCurrentCache: GetCurrentCache = (force?: boolean) => [\r\n _value,\r\n !!force, // changed\r\n _previous,\r\n ];\r\n\r\n return [update ? cacheUpdateIsolated : cacheUpdateContextual, getCurrentCache] as\r\n | CacheContextual\r\n | Cache;\r\n};\r\n","import { PlainObject } from 'typings';\r\n\r\nconst ElementNodeType = Node.ELEMENT_NODE;\r\nconst { toString, hasOwnProperty } = Object.prototype;\r\n\r\nexport const isUndefined = (obj: any): obj is undefined => obj === undefined;\r\n\r\nexport const isNull = (obj: any): obj is null => obj === null;\r\n\r\nexport const type = (obj: any): string =>\r\n isUndefined(obj) || isNull(obj)\r\n ? `${obj}`\r\n : toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n\r\nexport const isNumber = (obj: any): obj is number => typeof obj === 'number';\r\n\r\nexport const isString = (obj: any): obj is string => typeof obj === 'string';\r\n\r\nexport const isBoolean = (obj: any): obj is boolean => typeof obj === 'boolean';\r\n\r\nexport const isFunction = (obj: any): obj is (...args: any[]) => any => typeof obj === 'function';\r\n\r\nexport const isArray = (obj: any): obj is Array => Array.isArray(obj);\r\n\r\nexport const isObject = (obj: any): boolean =>\r\n typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport const isArrayLike = (obj: any): obj is ArrayLike => {\r\n const length = !!obj && obj.length;\r\n const lengthCorrectFormat = isNumber(length) && length > -1 && length % 1 == 0; // eslint-disable-line eqeqeq\r\n\r\n return isArray(obj) || (!isFunction(obj) && lengthCorrectFormat)\r\n ? length > 0 && isObject(obj)\r\n ? length - 1 in obj\r\n : true\r\n : false;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isPlainObject = (obj: any): obj is PlainObject => {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const cstr = 'constructor';\r\n const ctor = obj[cstr];\r\n const ctorProto = ctor && ctor.prototype;\r\n const hasOwnConstructor = hasOwnProperty.call(obj, cstr);\r\n const hasIsPrototypeOf = ctorProto && hasOwnProperty.call(ctorProto, 'isPrototypeOf');\r\n\r\n if (ctor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isHTMLElement = (obj: any): obj is HTMLElement => {\r\n const instanceofObj = HTMLElement;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a Element.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isElement = (obj: any): obj is Element => {\r\n const instanceofObj = Element;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean =>\r\n Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\ntype AssignDeep = {\r\n (target: T, object1: U): T & U;\r\n (target: T, object1: U, object2: V): T & U & V;\r\n (target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\n (target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\n (target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T &\r\n U &\r\n V &\r\n W &\r\n X &\r\n Y;\r\n (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n ): T & U & V & W & X & Y & Z;\r\n};\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport const assignDeep: AssignDeep = (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z => {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isEmptyObject = (obj: any): boolean => {\r\n /* eslint-disable no-restricted-syntax, guard-for-in */\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n};\r\n","import { from } from 'support/utils/array';\r\nimport { isNull, isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\ntype Attr = {\r\n (elm: HTMLElement | false | null | undefined, attrName: string): string | null;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value: string): void;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value?: string):\r\n | string\r\n | null\r\n | void;\r\n};\r\n\r\ntype GetSetProp = {\r\n (elm: HTMLElement | false | null | undefined): T;\r\n (elm: HTMLElement | false | null | undefined, value: T | false | null): void;\r\n (elm: HTMLElement | false | null | undefined, value?: T | false | null): T | void;\r\n};\r\n\r\nconst getSetProp = (\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | false | null | undefined,\r\n value?: number | string | false | null\r\n): number | string | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && !isNull(value) && value !== false && (elm[topLeft] = value);\r\n};\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport const attr = ((\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value?: string\r\n): string | null | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}) as Attr;\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and adds or removes the given value from it.\r\n * @param elm The element.\r\n * @param attrName The attributeName to which the value shall be added or removed.\r\n * @param value The value which shall be added or removed.\r\n * @param add True if the value shall be added, false otherwise.\r\n */\r\nexport const attrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string,\r\n add?: boolean\r\n) => {\r\n if (value) {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n currValuesSet[add ? 'add' : 'delete'](value);\r\n\r\n attr(elm, attrName, from(currValuesSet).join(' ').trim());\r\n }\r\n};\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and checks if the given value is in it.\r\n * @param elm The element.\r\n * @param attrName The attributeName from which the content shall be checked.\r\n * @param value The value.\r\n * @returns True if the given attribute has the value in it, false otherwise.\r\n */\r\nexport const hasAttrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string\r\n) => {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n return currValuesSet.has(value);\r\n};\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | false | null | undefined, attrName: string): void => {\r\n elm && elm.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport const scrollLeft = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollLeft', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport const scrollTop = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollTop', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport const val = ((\r\n elm: HTMLInputElement | false | null | undefined,\r\n value?: string\r\n): string | void => getSetProp('value', '', elm, value) as string) as GetSetProp;\r\n","import { isElement } from 'support/utils/types';\r\nimport { push, from } from 'support/utils/array';\r\n\r\ntype InputElementType = Node | Element | Node | false | null | undefined;\r\ntype OutputElementType = Node | Element | null;\r\n\r\nconst elmPrototype = Element.prototype;\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst find = (selector: string, elm?: InputElementType): Element[] => {\r\n const arr: Array = [];\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? push(arr, rootElm.querySelectorAll(selector)) : arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst findFirst = (selector: string, elm?: InputElementType): OutputElementType => {\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? rootElm.querySelector(selector) : null;\r\n};\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nconst is = (elm: InputElementType, selector: string): boolean => {\r\n if (isElement(elm)) {\r\n /* istanbul ignore next */\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const fn: (...args: any) => boolean = elmPrototype.matches || elmPrototype.msMatchesSelector;\r\n return fn.call(elm, selector);\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nconst children = (elm: InputElementType, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n return isElement(elm)\r\n ? push(\r\n childs,\r\n from(elm.children).filter((child) => (selector ? is(child, selector) : child))\r\n )\r\n : childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nconst contents = (elm: InputElementType): ReadonlyArray =>\r\n elm ? from(elm.childNodes) : [];\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nconst parent = (elm: InputElementType): OutputElementType => (elm ? elm.parentElement : null);\r\n\r\nconst closest = (elm: InputElementType, selector: string): OutputElementType => {\r\n if (isElement(elm)) {\r\n const closestFn = elmPrototype.closest;\r\n if (closestFn) {\r\n return closestFn.call(elm, selector);\r\n }\r\n\r\n do {\r\n if (is(elm, selector)) {\r\n return elm as Element;\r\n }\r\n elm = parent(elm);\r\n } while (elm);\r\n }\r\n\r\n return null;\r\n};\r\n\r\n/**\r\n * Determines whether the given element lies between two selectors in the DOM.\r\n * @param elm The element.\r\n * @param highBoundarySelector The high boundary selector.\r\n * @param deepBoundarySelector The deep boundary selector.\r\n */\r\nconst liesBetween = (\r\n elm: InputElementType,\r\n highBoundarySelector: string,\r\n deepBoundarySelector: string\r\n): boolean => {\r\n const closestHighBoundaryElm = elm && closest(elm, highBoundarySelector);\r\n const closestDeepBoundaryElm = elm && findFirst(deepBoundarySelector, closestHighBoundaryElm);\r\n\r\n return closestHighBoundaryElm && closestDeepBoundaryElm\r\n ? closestHighBoundaryElm === elm ||\r\n closestDeepBoundaryElm === elm ||\r\n closest(closest(elm, deepBoundarySelector), highBoundarySelector) !== closestHighBoundaryElm\r\n : false;\r\n};\r\n\r\nexport { find, findFirst, is, children, contents, parent, liesBetween, closest };\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | false | null | undefined;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (\r\n parentElm: Node | false | null | undefined,\r\n preferredAnchor: Node | false | null | undefined,\r\n insertedElms: NodeCollection\r\n): void => {\r\n if (insertedElms) {\r\n let anchor: Node | false | null | undefined = preferredAnchor;\r\n let fragment: DocumentFragment | Node | null | undefined;\r\n\r\n // parent must be defined\r\n if (parentElm) {\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor || null);\r\n }\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { attr } from 'support/dom/attribute';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (classNames?: string): HTMLDivElement => {\r\n const div = document.createElement('div');\r\n if (classNames) {\r\n attr(div, 'class', classNames);\r\n }\r\n return div;\r\n};\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { hasOwnProperty } from 'support/utils/object';\r\nimport { createDiv } from 'support/dom/create';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = [\r\n 'WebKit',\r\n 'Moz',\r\n 'O',\r\n 'MS',\r\n 'webkit',\r\n 'moz',\r\n 'o',\r\n 'ms',\r\n];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without it, or and empty string if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return !(result = resultPossibilities.find(\r\n (resultPossibility: string) => elmStyle[resultPossibility] !== undefined\r\n ));\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported without it, or an empty string if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const MutationObserverConstructor = jsAPI('MutationObserver');\r\nexport const IntersectionObserverConstructor =\r\n jsAPI('IntersectionObserver');\r\nexport const ResizeObserverConstructor = jsAPI('ResizeObserver');\r\nexport const cAF = jsAPI('cancelAnimationFrame');\r\nexport const rAF = jsAPI('requestAnimationFrame');\r\nexport const setT = window.setTimeout as (handler: TimerHandler, timeout?: number) => number;\r\nexport const clearT = window.clearTimeout as (id?: number) => void;\r\n","import { isString } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\nimport { keys } from 'support/utils/object';\r\n\r\ntype ClassContainingElement = Node | Element | false | null | undefined;\r\ntype ClassName = string | false | null | undefined;\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (\r\n elm: ClassContainingElement,\r\n className: ClassName,\r\n action: (elmClassList: DOMTokenList, clazz: string) => boolean | void\r\n): boolean => {\r\n const classList = elm && (elm as Element).classList;\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (classList && className && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = !!action(classList, clazz) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: ClassContainingElement, className: ClassName): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: ClassContainingElement, className: ClassName): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n * @returns A function which removes the added class name(s).\r\n */\r\nexport const addClass = (elm: ClassContainingElement, className: ClassName): (() => void) => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n return removeClass.bind(0, elm, className);\r\n};\r\n\r\n/**\r\n * Takes two className strings, compares them and returns the difference as array.\r\n * @param classNameA ClassName A.\r\n * @param classNameB ClassName B.\r\n */\r\nexport const diffClass = (classNameA: ClassName, classNameB: ClassName) => {\r\n const classNameASplit = classNameA && classNameA.split(' ');\r\n const classNameBSplit = classNameB && classNameB.split(' ');\r\n const tempObj = {};\r\n\r\n each(classNameASplit, (className) => {\r\n tempObj[className] = 1;\r\n });\r\n each(classNameBSplit, (className) => {\r\n if (tempObj[className]) {\r\n delete tempObj[className];\r\n } else {\r\n tempObj[className] = 1;\r\n }\r\n });\r\n\r\n return keys(tempObj);\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { WH, XY, TRBL } from 'support/dom';\r\nimport { PlainObject } from 'typings';\r\n\r\n/**\r\n * Compares two objects and returns true if all values of the passed prop names are identical, false otherwise or if one of the two object is falsy.\r\n * @param a Object a.\r\n * @param b Object b.\r\n * @param props The props which shall be compared.\r\n */\r\nexport const equal = (\r\n a: T | undefined,\r\n b: T | undefined,\r\n props: Array,\r\n propMutation?: ((value: any) => any) | null | false\r\n): boolean => {\r\n if (a && b) {\r\n let result = true;\r\n each(props, (prop) => {\r\n const compareA = propMutation ? propMutation(a[prop]) : a[prop];\r\n const compareB = propMutation ? propMutation(b[prop]) : b[prop];\r\n if (compareA !== compareB) {\r\n result = false;\r\n }\r\n });\r\n return result;\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalWH = (a?: WH, b?: WH) => equal>(a, b, ['w', 'h']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalXY = (a?: XY, b?: XY) => equal>(a, b, ['x', 'y']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalTRBL = (a?: TRBL, b?: TRBL) => equal(a, b, ['t', 'r', 'b', 'l']);\r\n\r\n/**\r\n * Compares two DOM Rects for their equality of their width and height properties\r\n * Also returns false if one of the DOM Rects is undefined or null.\r\n * @param a DOM Rect a.\r\n * @param b DOM Rect b.\r\n * @param round Whether the values should be rounded.\r\n */\r\nexport const equalBCRWH = (a?: DOMRect, b?: DOMRect, round?: boolean) =>\r\n equal(a, b, ['width', 'height'], round && ((value) => Math.round(value)));\r\n","import { isNumber, isFunction } from 'support/utils/types';\r\nimport { from } from 'support/utils/array';\r\nimport { rAF, cAF, setT, clearT } from 'support/compatibility/apis';\r\n\r\ntype DebounceTiming = number | false | null | undefined;\r\n\r\nexport interface DebounceOptions any> {\r\n /**\r\n * The timeout for debouncing. If null, no debounce is applied.\r\n */\r\n _timeout?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * A maximum amount of ms. before the function will be called even with debounce.\r\n */\r\n _maxDelay?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * Function which merges parameters for each canceled debounce.\r\n * If parameters can't be merged the function will return null, otherwise it returns the merged parameters.\r\n */\r\n _mergeParams?: (\r\n prev: Parameters,\r\n curr: Parameters\r\n ) => Parameters | false | null | undefined;\r\n}\r\n\r\nexport interface Debounced any> {\r\n (...args: Parameters): ReturnType;\r\n _flush(): void;\r\n}\r\n\r\nexport const noop = () => {}; // eslint-disable-line\r\n\r\n/**\r\n * Debounces the given function either with a timeout or a animation frame.\r\n * @param functionToDebounce The function which shall be debounced.\r\n * @param options Options for debouncing.\r\n */\r\nexport const debounce = any>(\r\n functionToDebounce: FunctionToDebounce,\r\n options?: DebounceOptions\r\n): Debounced => {\r\n let maxTimeoutId: number | undefined;\r\n let prevArguments: Parameters | null | undefined;\r\n let latestArguments: Parameters | null | undefined;\r\n let clear: () => void = noop;\r\n const { _timeout, _maxDelay, _mergeParams } = options || {};\r\n\r\n const invokeFunctionToDebounce = function (args: IArguments) {\r\n clear();\r\n clearT(maxTimeoutId);\r\n maxTimeoutId = prevArguments = undefined;\r\n clear = noop;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n functionToDebounce.apply(this, args);\r\n };\r\n\r\n const mergeParms = (\r\n curr: Parameters\r\n ): Parameters | false | null | undefined =>\r\n _mergeParams && prevArguments ? _mergeParams(prevArguments, curr) : curr;\r\n\r\n const flush = () => {\r\n /* istanbul ignore next */\r\n if (clear !== noop) {\r\n invokeFunctionToDebounce(mergeParms(latestArguments!) || latestArguments!);\r\n }\r\n };\r\n\r\n const debouncedFn = function () {\r\n // eslint-disable-next-line prefer-rest-params\r\n const args: Parameters = from(arguments) as Parameters;\r\n const finalTimeout = isFunction(_timeout) ? _timeout() : _timeout;\r\n const hasTimeout = isNumber(finalTimeout) && finalTimeout >= 0;\r\n\r\n if (hasTimeout) {\r\n const finalMaxWait = isFunction(_maxDelay) ? _maxDelay() : _maxDelay;\r\n const hasMaxWait = isNumber(finalMaxWait) && finalMaxWait >= 0;\r\n const setTimeoutFn = finalTimeout > 0 ? setT : rAF!;\r\n const clearTimeoutFn = finalTimeout > 0 ? clearT : cAF!;\r\n const mergeParamsResult = mergeParms(args);\r\n const invokedArgs = mergeParamsResult || args;\r\n const boundInvoke = invokeFunctionToDebounce.bind(0, invokedArgs);\r\n\r\n // if (!mergeParamsResult) {\r\n // invokeFunctionToDebounce(prevArguments || args);\r\n // }\r\n\r\n clear();\r\n // @ts-ignore\r\n const timeoutId = setTimeoutFn(boundInvoke, finalTimeout);\r\n clear = () => clearTimeoutFn(timeoutId);\r\n\r\n if (hasMaxWait && !maxTimeoutId) {\r\n maxTimeoutId = setT(flush, finalMaxWait as number);\r\n }\r\n\r\n prevArguments = latestArguments = invokedArgs;\r\n } else {\r\n invokeFunctionToDebounce(args);\r\n }\r\n };\r\n debouncedFn._flush = flush;\r\n\r\n return debouncedFn as Debounced;\r\n};\r\n","import { style } from 'support/dom/style';\r\n\r\nexport interface WH {\r\n w: T;\r\n h: T;\r\n}\r\n\r\nconst elementHasDimensions = (elm: HTMLElement): boolean =>\r\n !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the scroll- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the scroll- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const scrollSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.scrollWidth,\r\n h: elm.scrollHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the fractional- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the fractional- width and height shall be returned.\r\n */\r\nexport const fractionalSize = (elm: HTMLElement | false | null | undefined): WH => {\r\n const cssHeight = parseFloat(style(elm, 'height')) || 0;\r\n const cssWidth = parseFloat(style(elm, 'height')) || 0;\r\n return {\r\n w: cssWidth - Math.round(cssWidth),\r\n h: cssHeight - Math.round(cssHeight),\r\n };\r\n};\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | false | null | undefined): boolean =>\r\n elm ? elementHasDimensions(elm as HTMLElement) : false;\r\n","import { isUndefined } from 'support/utils/types';\r\nimport { each, push, runEachAndClear } from 'support/utils/array';\r\n\r\nlet passiveEventsSupport: boolean;\r\nconst supportPassiveEvents = (): boolean => {\r\n if (isUndefined(passiveEventsSupport)) {\r\n passiveEventsSupport = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get() {\r\n passiveEventsSupport = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n }\r\n return passiveEventsSupport;\r\n};\r\nconst splitEventNames = (eventNames: string) => eventNames.split(' ');\r\n\r\nexport interface OnOptions {\r\n _capture?: boolean;\r\n _passive?: boolean;\r\n _once?: boolean;\r\n}\r\n\r\n/**\r\n * Removes the passed event listener for the passed events with the passed options.\r\n * @param target The element from which the listener shall be removed.\r\n * @param eventNames The eventsnames for which the listener shall be removed.\r\n * @param listener The listener which shall be removed.\r\n * @param capture The options of the removed listener.\r\n */\r\nexport const off = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n capture?: boolean\r\n): void => {\r\n each(splitEventNames(eventNames), (eventName) => {\r\n target.removeEventListener(eventName, listener as EventListener, capture);\r\n });\r\n};\r\n\r\n/**\r\n * Adds the passed event listener for the passed eventnames with the passed options.\r\n * @param target The element to which the listener shall be added.\r\n * @param eventNames The eventsnames for which the listener shall be called.\r\n * @param listener The listener which is called on the eventnames.\r\n * @param options The options of the added listener.\r\n */\r\nexport const on = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n options?: OnOptions\r\n): (() => void) => {\r\n const doSupportPassiveEvents = supportPassiveEvents();\r\n const passive = (doSupportPassiveEvents && options && options._passive) ?? doSupportPassiveEvents;\r\n const capture = (options && options._capture) || false;\r\n const once = (options && options._once) || false;\r\n const offListeners: (() => void)[] = [];\r\n const nativeOptions: AddEventListenerOptions | boolean = doSupportPassiveEvents\r\n ? {\r\n passive,\r\n capture,\r\n }\r\n : capture;\r\n\r\n each(splitEventNames(eventNames), (eventName) => {\r\n const finalListener = (\r\n once\r\n ? (evt: T) => {\r\n target.removeEventListener(eventName, finalListener, capture);\r\n listener && listener(evt);\r\n }\r\n : listener\r\n ) as EventListener;\r\n\r\n push(offListeners, off.bind(null, target, eventName, finalListener, capture));\r\n target.addEventListener(eventName, finalListener, nativeOptions);\r\n });\r\n\r\n return runEachAndClear.bind(0, offListeners);\r\n};\r\n\r\n/**\r\n * Shorthand for the stopPropagation event Method.\r\n * @param evt The event of which the stopPropagation method shall be called.\r\n */\r\nexport const stopPropagation = (evt: Event): void => evt.stopPropagation();\r\n\r\n/**\r\n * Shorthand for the preventDefault event Method.\r\n * @param evt The event of which the preventDefault method shall be called.\r\n */\r\nexport const preventDefault = (evt: Event): void => evt.preventDefault();\r\n\r\n/**\r\n * Shorthand for the stopPropagation and preventDefault event Method.\r\n * @param evt The event of which the stopPropagation and preventDefault methods shall be called.\r\n */\r\nexport const stopAndPrevent = (evt: Event): void =>\r\n (stopPropagation(evt) as undefined) || (preventDefault(evt) as undefined);\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\n\r\nexport interface XY {\r\n x: T;\r\n y: T;\r\n}\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null | undefined): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null | undefined): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","import { isArray } from 'support/utils/types';\r\nimport { keys } from 'support/utils/object';\r\nimport { each, from, isEmptyArray } from 'support/utils/array';\r\n\r\nexport type EventListener<\r\n EventMap extends Record,\r\n Name extends keyof EventMap = keyof EventMap\r\n> = (...args: EventMap[Name]) => void;\r\n\r\nexport type InitialEventListeners> = {\r\n [K in keyof EventMap]?: EventListener | EventListener[];\r\n};\r\n\r\nconst manageListener = >(\r\n callback: (listener?: EventListener) => void,\r\n listener?: EventListener | EventListener[]\r\n) => {\r\n each(isArray(listener) ? listener : [listener], callback);\r\n};\r\n\r\nexport const createEventListenerHub = >(\r\n initialEventListeners?: InitialEventListeners\r\n) => {\r\n type EventListener = (\r\n ...args: EventMap[Name]\r\n ) => void;\r\n type RemoveEvent = {\r\n (name?: Name, listener?: EventListener): void;\r\n (name?: Name, listener?: EventListener[]): void;\r\n (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void;\r\n };\r\n type AddEvent = {\r\n (name: Name, listener: EventListener): () => void;\r\n (name: Name, listener: EventListener[]): () => void;\r\n (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): () => void;\r\n };\r\n type TriggerEvent = {\r\n (name: Name, args?: EventMap[Name]): void;\r\n };\r\n\r\n const events = new Map>();\r\n\r\n const removeEvent: RemoveEvent = (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void => {\r\n if (name) {\r\n const eventSet = events.get(name);\r\n manageListener((currListener) => {\r\n if (eventSet) {\r\n eventSet[currListener ? 'delete' : 'clear'](currListener!);\r\n }\r\n }, listener as any);\r\n } else {\r\n events.forEach((eventSet) => {\r\n eventSet.clear();\r\n });\r\n events.clear();\r\n }\r\n };\r\n\r\n const addEvent: AddEvent = (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): (() => void) => {\r\n const eventSet = events.get(name) || new Set();\r\n events.set(name, eventSet);\r\n\r\n manageListener((currListener) => {\r\n currListener && eventSet.add(currListener);\r\n }, listener as any);\r\n\r\n return removeEvent.bind(0, name as any, listener as any);\r\n };\r\n\r\n const triggerEvent: TriggerEvent = (\r\n name: Name,\r\n args?: EventMap[Name]\r\n ): void => {\r\n const eventSet = events.get(name);\r\n\r\n each(from(eventSet), (event) => {\r\n if (args && !isEmptyArray(args)) {\r\n (event as (...args: EventMap[keyof EventMap]) => void).apply(0, args as any);\r\n } else {\r\n (event as () => void)();\r\n }\r\n });\r\n };\r\n\r\n const initialListenerKeys = keys(initialEventListeners) as Extract[];\r\n each(initialListenerKeys, (key) => {\r\n addEvent(key, initialEventListeners![key] as any);\r\n });\r\n\r\n return [addEvent, removeEvent, triggerEvent] as [AddEvent, RemoveEvent, TriggerEvent];\r\n};\r\n","import { assignDeep, hasOwnProperty } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { DeepPartial } from 'typings';\r\n\r\nexport type SetupElements> = [elements: T, destroy: () => void];\r\n\r\nexport type SetupUpdate = (\r\n changedOptions: DeepPartial,\r\n force: boolean,\r\n ...args: T\r\n) => void;\r\n\r\nexport type SetupUpdateCheckOption = (path: string) => [value: T, changed: boolean];\r\n\r\nexport type SetupUpdateSegment> = (\r\n updateHints: Hints,\r\n checkOption: SetupUpdateCheckOption,\r\n force: boolean\r\n) => Partial | void;\r\n\r\nexport type SetupState> = [\r\n get: () => T,\r\n set: (newState: Partial) => void\r\n];\r\n\r\nexport type Setup<\r\n DynamicState,\r\n StaticState extends Record = Record,\r\n A extends any[] = []\r\n> = [update: SetupUpdate, state: (() => DynamicState) & StaticState, destroy: () => void];\r\n\r\nconst getPropByPath = (obj: any, path: string): T =>\r\n obj\r\n ? path.split('.').reduce((o, prop) => (o && hasOwnProperty(o, prop) ? o[prop] : undefined), obj)\r\n : undefined;\r\n\r\nexport const createOptionCheck =\r\n (\r\n options: ReadonlyOptions,\r\n changedOptions: DeepPartial,\r\n force?: boolean\r\n ): SetupUpdateCheckOption =>\r\n (path: string) =>\r\n [getPropByPath(options, path), force || getPropByPath(changedOptions, path) !== undefined];\r\n\r\nexport const createState = (initialState: S): SetupState => {\r\n let state: S = initialState;\r\n return [\r\n () => state,\r\n (newState: Partial) => {\r\n state = assignDeep({}, state, newState);\r\n },\r\n ];\r\n};\r\n","export const classNameEnvironment = 'os-environment';\r\nexport const classNameEnvironmentFlexboxGlue = `${classNameEnvironment}-flexbox-glue`;\r\nexport const classNameEnvironmentFlexboxGlueMax = `${classNameEnvironmentFlexboxGlue}-max`;\r\n\r\nexport const dataAttributeHost = 'data-overlayscrollbars';\r\nexport const dataAttributeHostOverflowX = `${dataAttributeHost}-overflow-x`;\r\nexport const dataAttributeHostOverflowY = `${dataAttributeHost}-overflow-y`;\r\nexport const dataValueHostOverflowVisible = 'overflowVisible';\r\nexport const dataValueHostScrollbarHidden = 'scrollbarHidden';\r\nexport const dataValueHostUpdating = 'updating';\r\nexport const classNamePadding = 'os-padding';\r\nexport const classNameViewport = 'os-viewport';\r\nexport const classNameViewportArrange = `${classNameViewport}-arrange`;\r\nexport const classNameContent = 'os-content';\r\nexport const classNameViewportScrollbarHidden = `${classNameViewport}-scrollbar-hidden`;\r\nexport const classNameOverflowVisible = `os-overflow-visible`;\r\n\r\nexport const classNameSizeObserver = 'os-size-observer';\r\nexport const classNameSizeObserverAppear = `${classNameSizeObserver}-appear`;\r\nexport const classNameSizeObserverListener = `${classNameSizeObserver}-listener`;\r\nexport const classNameSizeObserverListenerScroll = `${classNameSizeObserverListener}-scroll`;\r\nexport const classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`;\r\nexport const classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`;\r\n\r\nexport const classNameTrinsicObserver = 'os-trinsic-observer';\r\n\r\nexport const classNameScrollbar = 'os-scrollbar';\r\nexport const classNameScrollbarHorizontal = `${classNameScrollbar}-horizontal`;\r\nexport const classNameScrollbarVertical = `${classNameScrollbar}-vertical`;\r\nexport const classNameScrollbarTrack = `${classNameScrollbar}-track`;\r\nexport const classNameScrollbarHandle = `${classNameScrollbar}-handle`;\r\nexport const classNamesScrollbarVisible = `${classNameScrollbar}-visible`;\r\nexport const classNamesScrollbarCornerless = `${classNameScrollbar}-cornerless`;\r\nexport const classNamesScrollbarTransitionless = `${classNameScrollbar}-transitionless`;\r\nexport const classNamesScrollbarInteraction = `${classNameScrollbar}-interaction`;\r\nexport const classNamesScrollbarUnusable = `${classNameScrollbar}-unusable`;\r\nexport const classNamesScrollbarAutoHidden = `${classNameScrollbar}-auto-hidden`;\r\nexport const classNamesScrollbarTrackInteractive = `${classNameScrollbarTrack}-interactive`;\r\nexport const classNamesScrollbarHandleInteractive = `${classNameScrollbarHandle}-interactive`;\r\n","import { assignDeep, each, isObject, keys, isArray, hasOwnProperty, isFunction } from 'support';\r\nimport { DeepPartial, DeepReadonly } from 'typings';\r\n\r\nconst opsStringify = (value: any) =>\r\n JSON.stringify(value, (_, val) => {\r\n if (isFunction(val)) {\r\n throw new Error();\r\n }\r\n return val;\r\n });\r\n\r\nexport type ResizeBehavior = 'none' | 'both' | 'horizontal' | 'vertical';\r\n\r\nexport type OverflowBehavior =\r\n | 'hidden'\r\n | 'scroll'\r\n | 'visible'\r\n | 'visible-hidden'\r\n | 'visible-scroll';\r\n\r\nexport type ScrollbarVisibilityBehavior = 'visible' | 'hidden' | 'auto';\r\n\r\nexport type ScrollbarAutoHideBehavior = 'never' | 'scroll' | 'leave' | 'move';\r\n\r\nexport type ScrollBehavior = 'always' | 'ifneeded' | 'never';\r\n\r\nexport type BasicEventCallback = (this: any) => void;\r\n\r\nexport type ScrollEventCallback = (this: any, args?: UIEvent) => void;\r\n\r\nexport type OverflowChangedCallback = (this: any, args?: OverflowChangedArgs) => void;\r\n\r\nexport type OverflowAmountChangedCallback = (this: any, args?: OverflowAmountChangedArgs) => void;\r\n\r\nexport type DirectionChangedCallback = (this: any, args?: DirectionChangedArgs) => void;\r\n\r\nexport type SizeChangedCallback = (this: any, args?: SizeChangedArgs) => void;\r\n\r\nexport type UpdatedCallback = (this: any, args?: UpdatedArgs) => void;\r\n\r\nexport interface Options {\r\n paddingAbsolute: boolean;\r\n showNativeOverlaidScrollbars: boolean;\r\n updating: {\r\n elementEvents: Array<[elementSelector: string, eventNames: string]> | null;\r\n attributes: string[] | null;\r\n debounce: [timeout: number, maxWait: number] | number | null; // (if tuple: [timeout: 0, maxWait: 33], if number: [timeout: number, maxWait: false]) debounce for content Changes\r\n ignoreMutation: ((mutation: MutationRecord) => any) | null;\r\n };\r\n overflow: {\r\n x: OverflowBehavior;\r\n y: OverflowBehavior;\r\n };\r\n scrollbars: {\r\n theme: string | null;\r\n visibility: ScrollbarVisibilityBehavior;\r\n autoHide: ScrollbarAutoHideBehavior;\r\n autoHideDelay: number;\r\n dragScroll: boolean;\r\n clickScroll: boolean;\r\n pointers: string[] | null;\r\n };\r\n}\r\n\r\nexport type ReadonlyOptions = DeepReadonly;\r\n\r\nexport interface OverflowChangedArgs {\r\n x: boolean;\r\n y: boolean;\r\n xScrollable: boolean;\r\n yScrollable: boolean;\r\n clipped: boolean;\r\n}\r\n\r\nexport interface OverflowAmountChangedArgs {\r\n x: number;\r\n y: number;\r\n}\r\n\r\nexport interface DirectionChangedArgs {\r\n isRTL: number;\r\n dir: string;\r\n}\r\n\r\nexport interface SizeChangedArgs {\r\n width: number;\r\n height: number;\r\n}\r\n\r\nexport interface UpdatedArgs {\r\n forced: boolean;\r\n}\r\n\r\nexport const defaultOptions: Options = {\r\n // resize: 'none', // none || both || horizontal || vertical || n || b || h || v\r\n paddingAbsolute: false, // true || false\r\n showNativeOverlaidScrollbars: false, // true || false\r\n updating: {\r\n elementEvents: [['img', 'load']], // array of tuples || null\r\n debounce: [0, 33], // number || number array || null\r\n attributes: null, // string array || null\r\n ignoreMutation: null, // () => any || null\r\n },\r\n overflow: {\r\n x: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n y: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n },\r\n scrollbars: {\r\n theme: 'os-theme-dark',\r\n visibility: 'auto', // visible || hidden || auto || v || h || a\r\n autoHide: 'never', // never || scroll || leave || move || n || s || l || m\r\n autoHideDelay: 800, // number\r\n dragScroll: true, // true || false\r\n clickScroll: false, // true || false\r\n pointers: ['mouse', 'touch', 'pen'], // null || array of supported pointers: https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/pointerType\r\n },\r\n};\r\n\r\nexport const getOptionsDiff = (currOptions: T, newOptions: DeepPartial): DeepPartial => {\r\n const diff: DeepPartial = {};\r\n const optionsKeys = keys(newOptions).concat(keys(currOptions));\r\n\r\n each(optionsKeys, (optionKey) => {\r\n const currOptionValue = currOptions[optionKey];\r\n const newOptionValue = newOptions[optionKey];\r\n\r\n if (isObject(currOptionValue) && isObject(newOptionValue)) {\r\n assignDeep((diff[optionKey] = {}), getOptionsDiff(currOptionValue, newOptionValue));\r\n } else if (hasOwnProperty(newOptions, optionKey) && newOptionValue !== currOptionValue) {\r\n let isDiff = true;\r\n\r\n if (isArray(currOptionValue) || isArray(newOptionValue)) {\r\n try {\r\n if (opsStringify(currOptionValue) === opsStringify(newOptionValue)) {\r\n isDiff = false;\r\n }\r\n } catch {}\r\n }\r\n\r\n if (isDiff) {\r\n diff[optionKey] = newOptionValue;\r\n }\r\n }\r\n });\r\n\r\n return diff;\r\n};\r\n","import { assignDeep, each, isArray, keys } from 'support';\r\nimport { OverlayScrollbars, OverlayScrollbarsStatic } from 'overlayscrollbars';\r\n\r\nexport type PluginInstance =\r\n | Record\r\n | ((staticObj: OverlayScrollbarsStatic, instanceObj: OverlayScrollbars) => void);\r\nexport type Plugin = {\r\n [pluginName: string]: T;\r\n};\r\n\r\nconst pluginRegistry: Record = {};\r\n\r\nexport const getPlugins = () => assignDeep({}, pluginRegistry);\r\n\r\nexport const addPlugin = (addedPlugin: Plugin | Plugin[]) => {\r\n each((isArray(addedPlugin) ? addedPlugin : [addedPlugin]) as Plugin[], (plugin) => {\r\n each(keys(plugin), (pluginName) => {\r\n pluginRegistry[pluginName] = plugin[pluginName];\r\n });\r\n });\r\n};\r\n","import { each, hasOwnProperty, keys, push, isEmptyObject } from 'support/utils';\r\nimport { type, isArray, isUndefined, isPlainObject, isString } from 'support/utils/types';\r\nimport { PlainObject, DeepPartial } from 'typings';\r\n\r\nexport type OptionsObjectType = Record;\r\nexport type OptionsFunctionType = (this: any, ...args: any[]) => any;\r\nexport type OptionsTemplateType = ExtractPropsKey<\r\n OptionsTemplateTypeMap,\r\n T\r\n>;\r\nexport type OptionsTemplateTypes = keyof OptionsTemplateTypeMap;\r\nexport type OptionsTemplateNativeTypes = OptionsTemplateTypeMap[keyof OptionsTemplateTypeMap];\r\n\r\nexport type OptionsTemplateValue = T extends string\r\n ? string extends T\r\n ? OptionsTemplateValueNonEnum\r\n : string\r\n : OptionsTemplateValueNonEnum;\r\n\r\nexport type OptionsTemplate = {\r\n [P in keyof T]: T[P] extends OptionsObjectType\r\n ? OptionsTemplate\r\n : T[P] extends OptionsTemplateNativeTypes\r\n ? OptionsTemplateValue\r\n : never;\r\n};\r\n\r\nexport type OptionsValidationResult = [\r\n DeepPartial, // validated\r\n Record // foreign\r\n];\r\n\r\ntype OptionsTemplateTypeMap = {\r\n __TPL_boolean_TYPE__: boolean;\r\n __TPL_number_TYPE__: number;\r\n __TPL_string_TYPE__: string;\r\n __TPL_array_TYPE__: Array | ReadonlyArray;\r\n __TPL_function_TYPE__: OptionsFunctionType;\r\n __TPL_null_TYPE__: null;\r\n __TPL_object_TYPE__: OptionsObjectType;\r\n};\r\n\r\ntype OptionsTemplateValueNonEnum =\r\n | OptionsTemplateType\r\n | [OptionsTemplateType, ...Array];\r\n\r\ntype ExtractPropsKey = {\r\n [P in keyof T]: TProps extends T[P] ? P : never;\r\n}[keyof T];\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType;\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = {\r\n boolean: '__TPL_boolean_TYPE__',\r\n number: '__TPL_number_TYPE__',\r\n string: '__TPL_string_TYPE__',\r\n array: '__TPL_array_TYPE__',\r\n object: '__TPL_object_TYPE__',\r\n function: '__TPL_function_TYPE__',\r\n null: '__TPL_null_TYPE__',\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidationResult => {\r\n const validatedOptions: DeepPartial = {};\r\n const optionsCopy: DeepPartial = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array =\r\n template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const [validated, foreign] = validateRecursive(\r\n templateValue as T,\r\n optionsValue,\r\n doWriteErrors,\r\n propPrefix + prop\r\n );\r\n validatedOptions[prop] = validated as any;\r\n optionsCopy[prop] = foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n let typeString: string | undefined;\r\n each(optionsTemplateTypes, (value: string, key: string) => {\r\n if (value === currTemplateType) {\r\n typeString = key;\r\n }\r\n });\r\n const isEnumString = isUndefined(typeString);\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n push(errorEnumStrings, enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n push(errorPossibleTypes, isEnumString ? optionsTemplateTypes.string : typeString!);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n validatedOptions[prop] = optionsValue;\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${\r\n errorEnumStrings.length > 0\r\n ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].`\r\n : ''\r\n }`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return [validatedOptions, optionsCopy]; // optionsCopy equals now to foreign options\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a tuple which looks like:\r\n * [\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * ]\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validateOptions = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean\r\n): OptionsValidationResult => validateRecursive(template, options, doWriteErrors);\r\n\r\nexport { validateOptions, optionsTemplateTypes };\r\n","import {\r\n Options,\r\n OverflowBehavior,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport {\r\n validateOptions,\r\n OptionsTemplate,\r\n OptionsTemplateValue,\r\n optionsTemplateTypes as oTypes,\r\n} from 'plugins/optionsValidationPlugin/validation';\r\nimport type { DeepPartial } from 'typings';\r\nimport type { Plugin } from 'plugins';\r\n\r\nconst numberAllowedValues: OptionsTemplateValue = oTypes.number;\r\nconst booleanAllowedValues: OptionsTemplateValue = oTypes.boolean;\r\nconst arrayNullValues: OptionsTemplateValue | null> = [oTypes.array, oTypes.null];\r\nconst overflowAllowedValues: OptionsTemplateValue =\r\n 'hidden scroll visible visible-hidden';\r\nconst scrollbarsVisibilityAllowedValues: OptionsTemplateValue =\r\n 'visible hidden auto';\r\nconst scrollbarsAutoHideAllowedValues: OptionsTemplateValue =\r\n 'never scroll leavemove';\r\n\r\nconst optionsTemplate: OptionsTemplate = {\r\n // resize: resizeAllowedValues, // none || both || horizontal || vertical || n || b ||\r\n paddingAbsolute: booleanAllowedValues, // true || false\r\n showNativeOverlaidScrollbars: booleanAllowedValues, // true || false\r\n updating: {\r\n elementEvents: arrayNullValues, // array of tuples || null\r\n attributes: arrayNullValues,\r\n debounce: [oTypes.number, oTypes.array, oTypes.null], // number || number array || null\r\n ignoreMutation: [oTypes.function, oTypes.null], // function || null\r\n },\r\n overflow: {\r\n x: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n y: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n },\r\n scrollbars: {\r\n theme: [oTypes.string, oTypes.null], // string || null\r\n visibility: scrollbarsVisibilityAllowedValues, // visible || hidden || auto || v ||\r\n autoHide: scrollbarsAutoHideAllowedValues, // never || scroll || leave || move ||\r\n autoHideDelay: numberAllowedValues, // number\r\n dragScroll: booleanAllowedValues, // true || false\r\n clickScroll: booleanAllowedValues, // true || false\r\n pointers: [oTypes.array, oTypes.null], // string array\r\n },\r\n /*\r\n textarea: {\r\n dynWidth: booleanAllowedValues, // true || false\r\n dynHeight: booleanAllowedValues, // true || false\r\n inheritedAttrs: stringArrayNullAllowedValues, // string || array || nul\r\n },\r\n */\r\n};\r\n\r\nexport type OptionsValidationPluginInstance = {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => DeepPartial;\r\n};\r\n\r\nexport const optionsValidationPluginName = '__osOptionsValidationPlugin';\r\n\r\nexport const optionsValidationPlugin: Plugin = {\r\n [optionsValidationPluginName]: {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => {\r\n const [validated, foreign] = validateOptions(optionsTemplate, options, doWriteErrors);\r\n return { ...foreign, ...validated };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n style,\r\n appendChildren,\r\n offsetSize,\r\n scrollLeft,\r\n scrollTop,\r\n on,\r\n addClass,\r\n equalWH,\r\n push,\r\n cAF,\r\n rAF,\r\n stopPropagation,\r\n} from 'support';\r\nimport {\r\n classNameSizeObserverListenerScroll,\r\n classNameSizeObserverListenerItem,\r\n classNameSizeObserverListenerItemFinal,\r\n} from 'classnames';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type SizeObserverPluginInstance = {\r\n _: (\r\n listenerElement: HTMLElement,\r\n onSizeChangedCallback: (appear: boolean) => any,\r\n observeAppearChange: boolean\r\n ) => [appearCallback: () => any, offFns: (() => any)[]];\r\n};\r\n\r\nconst scrollAmount = 3333333;\r\nconst scrollEventName = 'scroll';\r\nexport const sizeObserverPluginName = '__osSizeObserverPlugin';\r\n\r\nexport const sizeObserverPlugin: Plugin = {\r\n [sizeObserverPluginName]: {\r\n _: (listenerElement, onSizeChangedCallback, observeAppearChange) => {\r\n const observerElementChildren = createDOM(\r\n `
`\r\n );\r\n appendChildren(listenerElement, observerElementChildren);\r\n addClass(listenerElement, classNameSizeObserverListenerScroll);\r\n const observerElementChildrenRoot = observerElementChildren[0] as HTMLElement;\r\n const shrinkElement = observerElementChildrenRoot.lastChild as HTMLElement;\r\n const expandElement = observerElementChildrenRoot.firstChild as HTMLElement;\r\n const expandElementChild = expandElement?.firstChild as HTMLElement;\r\n\r\n let cacheSize = offsetSize(observerElementChildrenRoot);\r\n let currSize = cacheSize;\r\n let isDirty = false;\r\n let rAFId: number;\r\n\r\n const reset = () => {\r\n scrollLeft(expandElement, scrollAmount);\r\n scrollTop(expandElement, scrollAmount);\r\n scrollLeft(shrinkElement, scrollAmount);\r\n scrollTop(shrinkElement, scrollAmount);\r\n };\r\n const onResized = (appear?: unknown) => {\r\n rAFId = 0;\r\n if (isDirty) {\r\n cacheSize = currSize;\r\n onSizeChangedCallback(appear === true);\r\n }\r\n };\r\n const onScroll = (scrollEvent?: Event | false) => {\r\n currSize = offsetSize(observerElementChildrenRoot);\r\n isDirty = !scrollEvent || !equalWH(currSize, cacheSize);\r\n\r\n if (scrollEvent) {\r\n stopPropagation(scrollEvent);\r\n\r\n if (isDirty && !rAFId) {\r\n cAF!(rAFId);\r\n rAFId = rAF!(onResized);\r\n }\r\n } else {\r\n onResized(scrollEvent === false);\r\n }\r\n\r\n reset();\r\n };\r\n const offListeners = push(\r\n [],\r\n [on(expandElement, scrollEventName, onScroll), on(shrinkElement, scrollEventName, onScroll)]\r\n );\r\n\r\n // lets assume that the divs will never be that large and a constant value is enough\r\n style(expandElementChild, {\r\n width: scrollAmount,\r\n height: scrollAmount,\r\n });\r\n\r\n rAF!(reset);\r\n\r\n return [observeAppearChange ? onScroll.bind(0, false) : reset, offListeners];\r\n },\r\n },\r\n};\r\n","import {\r\n keys,\r\n attr,\r\n WH,\r\n style,\r\n addClass,\r\n removeClass,\r\n noop,\r\n each,\r\n assignDeep,\r\n windowSize,\r\n UpdateCache,\r\n XY,\r\n} from 'support';\r\nimport { classNameViewportArrange } from 'classnames';\r\nimport type { StyleObject } from 'typings';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type {\r\n ViewportOverflowState,\r\n GetViewportOverflowState,\r\n HideNativeScrollbars,\r\n} from 'setups/structureSetup/updateSegments/overflowUpdateSegment';\r\nimport type { InternalEnvironment } from 'environment';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type ArrangeViewport = (\r\n viewportOverflowState: ViewportOverflowState,\r\n viewportScrollSize: WH,\r\n sizeFraction: WH,\r\n directionIsRTL: boolean\r\n) => boolean;\r\n\r\nexport type UndoViewportArrangeResult = [\r\n redoViewportArrange: () => void,\r\n overflowState?: ViewportOverflowState\r\n];\r\n\r\nexport type UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars: boolean,\r\n directionIsRTL: boolean,\r\n viewportOverflowState?: ViewportOverflowState\r\n) => UndoViewportArrangeResult;\r\n\r\nexport type ScrollbarsHidingPluginInstance = {\r\n _createUniqueViewportArrangeElement(env: InternalEnvironment): HTMLStyleElement | false;\r\n _overflowUpdateSegment(\r\n doViewportArrange: boolean,\r\n flexboxGlue: boolean,\r\n viewport: HTMLElement,\r\n viewportArrange: HTMLStyleElement | false | null | undefined,\r\n getState: () => StructureSetupState,\r\n getViewportOverflowState: GetViewportOverflowState,\r\n hideNativeScrollbars: HideNativeScrollbars\r\n ): [ArrangeViewport, UndoArrangeViewport];\r\n _envWindowZoom(): (\r\n envInstance: InternalEnvironment,\r\n updateNativeScrollbarSizeCache: UpdateCache>,\r\n triggerEvent: () => void\r\n ) => void;\r\n};\r\n\r\nlet contentArrangeCounter = 0;\r\nconst { round, abs } = Math;\r\nconst getWindowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nexport const scrollbarsHidingPluginName = '__osScrollbarsHidingPlugin';\r\n\r\nexport const scrollbarsHidingPlugin: Plugin = {\r\n [scrollbarsHidingPluginName]: {\r\n _createUniqueViewportArrangeElement: (env: InternalEnvironment) => {\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _cssCustomProperties } = env;\r\n const create =\r\n !_cssCustomProperties &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const result = create ? document.createElement('style') : false;\r\n\r\n if (result) {\r\n attr(result, 'id', `${classNameViewportArrange}-${contentArrangeCounter}`);\r\n contentArrangeCounter++;\r\n }\r\n\r\n return result;\r\n },\r\n _overflowUpdateSegment: (\r\n doViewportArrange,\r\n flexboxGlue,\r\n viewport,\r\n viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n ) => {\r\n /**\r\n * Sets the styles of the viewport arrange element.\r\n * @param viewportOverflowState The viewport overflow state according to which the scrollbars shall be hidden.\r\n * @param viewportScrollSize The content scroll size.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @returns A boolean which indicates whether the viewport arrange element was adjusted.\r\n */\r\n const arrangeViewport: ArrangeViewport = (\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n directionIsRTL\r\n ) => {\r\n if (doViewportArrange) {\r\n const { _viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const viewportArrangeHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingRight'\r\n : 'paddingLeft';\r\n const viewportArrangeHorizontalPaddingValue = _viewportPaddingStyle[\r\n viewportArrangeHorizontalPaddingKey\r\n ] as number;\r\n const viewportArrangeVerticalPaddingValue = _viewportPaddingStyle.paddingTop as number;\r\n const fractionalContentWidth = viewportScrollSize.w + sizeFraction.w;\r\n const fractionalContenHeight = viewportScrollSize.h + sizeFraction.h;\r\n const arrangeSize = {\r\n w:\r\n hideOffsetY && arrangeY\r\n ? `${\r\n hideOffsetY + fractionalContentWidth - viewportArrangeHorizontalPaddingValue\r\n }px`\r\n : '',\r\n h:\r\n hideOffsetX && arrangeX\r\n ? `${hideOffsetX + fractionalContenHeight - viewportArrangeVerticalPaddingValue}px`\r\n : '',\r\n };\r\n\r\n // adjust content arrange / before element\r\n if (viewportArrange) {\r\n const { sheet } = viewportArrange;\r\n if (sheet) {\r\n const { cssRules } = sheet;\r\n if (cssRules) {\r\n if (!cssRules.length) {\r\n sheet.insertRule(\r\n `#${attr(viewportArrange, 'id')} + .${classNameViewportArrange}::before {}`,\r\n 0\r\n );\r\n }\r\n\r\n // @ts-ignore\r\n const ruleStyle = cssRules[0].style;\r\n\r\n ruleStyle.width = arrangeSize.w;\r\n ruleStyle.height = arrangeSize.h;\r\n }\r\n }\r\n } else {\r\n style<'--os-vaw' | '--os-vah'>(viewport, {\r\n '--os-vaw': arrangeSize.w,\r\n '--os-vah': arrangeSize.h,\r\n });\r\n }\r\n }\r\n\r\n return doViewportArrange;\r\n };\r\n\r\n /**\r\n * Removes all styles applied because of the viewport arrange strategy.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportOverflowState The currentviewport overflow state or undefined if it has to be determined.\r\n * @returns A object with a function which applies all the removed styles and the determined viewport vverflow state.\r\n */\r\n const undoViewportArrange: UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars,\r\n directionIsRTL,\r\n viewportOverflowState?\r\n ) => {\r\n if (doViewportArrange) {\r\n const finalViewportOverflowState =\r\n viewportOverflowState || getViewportOverflowState(showNativeOverlaidScrollbars);\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffsetArrange } = finalViewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const finalPaddingStyle: StyleObject = {};\r\n const assignProps = (props: string) =>\r\n each(props.split(' '), (prop) => {\r\n finalPaddingStyle[prop] = viewportPaddingStyle[prop];\r\n });\r\n\r\n if (arrangeX) {\r\n assignProps('marginBottom paddingTop paddingBottom');\r\n }\r\n\r\n if (arrangeY) {\r\n assignProps('marginLeft marginRight paddingLeft paddingRight');\r\n }\r\n\r\n const prevStyle = style(viewport, keys(finalPaddingStyle));\r\n\r\n removeClass(viewport, classNameViewportArrange);\r\n\r\n if (!flexboxGlue) {\r\n finalPaddingStyle.height = '';\r\n }\r\n\r\n style(viewport, finalPaddingStyle);\r\n\r\n return [\r\n () => {\r\n hideNativeScrollbars(\r\n finalViewportOverflowState,\r\n directionIsRTL,\r\n doViewportArrange,\r\n prevStyle\r\n );\r\n style(viewport, prevStyle);\r\n addClass(viewport, classNameViewportArrange);\r\n },\r\n finalViewportOverflowState,\r\n ];\r\n }\r\n return [noop];\r\n };\r\n\r\n return [arrangeViewport, undoViewportArrange];\r\n },\r\n _envWindowZoom: () => {\r\n let size = { w: 0, h: 0 };\r\n let dpr = 0;\r\n\r\n return (envInstance, updateNativeScrollbarSizeCache, triggerEvent) => {\r\n const sizeNew = windowSize();\r\n const deltaSize = {\r\n w: sizeNew.w - size.w,\r\n h: sizeNew.h - size.h,\r\n };\r\n\r\n if (deltaSize.w === 0 && deltaSize.h === 0) {\r\n return;\r\n }\r\n\r\n const deltaAbsSize = {\r\n w: abs(deltaSize.w),\r\n h: abs(deltaSize.h),\r\n };\r\n const deltaAbsRatio = {\r\n w: abs(round(sizeNew.w / (size.w / 100.0))),\r\n h: abs(round(sizeNew.h / (size.h / 100.0))),\r\n };\r\n const dprNew = getWindowDPR();\r\n const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;\r\n const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);\r\n const dprChanged = dprNew !== dpr && dprNew > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n if (isZoom) {\r\n const [scrollbarSize, scrollbarSizeChanged] = updateNativeScrollbarSizeCache();\r\n\r\n assignDeep(envInstance._nativeScrollbarsSize, scrollbarSize); // keep the object same!\r\n\r\n if (scrollbarSizeChanged) {\r\n triggerEvent();\r\n }\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n fractionalSize,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n equalBCRWH,\r\n getBoundingClientRect,\r\n assignDeep,\r\n cssProperty,\r\n createCache,\r\n equalXY,\r\n createEventListenerHub,\r\n EventListener,\r\n} from 'support';\r\nimport {\r\n classNameEnvironment,\r\n classNameEnvironmentFlexboxGlue,\r\n classNameEnvironmentFlexboxGlueMax,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { Options, defaultOptions } from 'options';\r\nimport { DeepPartial } from 'typings';\r\nimport { Initialization } from 'initialization';\r\nimport { getPlugins, ScrollbarsHidingPluginInstance, scrollbarsHidingPluginName } from 'plugins';\r\n\r\ntype EnvironmentEventMap = {\r\n _: [];\r\n};\r\n\r\nexport interface InternalEnvironment {\r\n readonly _nativeScrollbarsSize: XY;\r\n readonly _nativeScrollbarsOverlaid: XY;\r\n readonly _nativeScrollbarsHiding: boolean;\r\n readonly _rtlScrollBehavior: { n: boolean; i: boolean };\r\n readonly _flexboxGlue: boolean;\r\n readonly _cssCustomProperties: boolean;\r\n readonly _staticDefaultInitialization: Initialization;\r\n readonly _staticDefaultOptions: Options;\r\n _addListener(listener: EventListener): () => void;\r\n _getDefaultInitialization(): Initialization;\r\n _setDefaultInitialization(newInitialization: DeepPartial): void;\r\n _getDefaultOptions(): Options;\r\n _setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nlet environmentInstance: InternalEnvironment;\r\n\r\nconst getNativeScrollbarSize = (\r\n body: HTMLElement,\r\n measureElm: HTMLElement,\r\n measureElmChild: HTMLElement,\r\n clear?: boolean\r\n): XY => {\r\n appendChildren(body, measureElm);\r\n\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n const fSize = fractionalSize(measureElmChild);\r\n\r\n clear && removeElements(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h + fSize.h,\r\n y: oSize.w - cSize.w + fSize.w,\r\n };\r\n};\r\n\r\nconst getNativeScrollbarsHiding = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n const revertClass = addClass(testElm, classNameViewportScrollbarHidden);\r\n try {\r\n result =\r\n style(testElm, cssProperty('scrollbar-width')) === 'none' ||\r\n window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') ===\r\n 'none';\r\n } catch (ex) {}\r\n revertClass();\r\n return result;\r\n};\r\n\r\nconst getRtlScrollBehavior = (\r\n parentElm: HTMLElement,\r\n childElm: HTMLElement\r\n): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst getFlexboxGlue = (parentElm: HTMLElement, childElm: HTMLElement): boolean => {\r\n const revertFbxGlue = addClass(parentElm, classNameEnvironmentFlexboxGlue);\r\n const minOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const minOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMin = equalBCRWH(minOffsetsize, minOffsetsizeParent, true);\r\n\r\n const revertFbxGlueMax = addClass(parentElm, classNameEnvironmentFlexboxGlueMax);\r\n const maxOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const maxOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMax = equalBCRWH(maxOffsetsize, maxOffsetsizeParent, true);\r\n\r\n revertFbxGlue();\r\n revertFbxGlueMax();\r\n\r\n return supportsMin && supportsMax;\r\n};\r\n\r\nconst createEnvironment = (): InternalEnvironment => {\r\n const { body } = document;\r\n const envDOM = createDOM(`
`);\r\n const envElm = envDOM[0] as HTMLElement;\r\n const envChildElm = envElm.firstChild as HTMLElement;\r\n const [addEvent, , triggerEvent] = createEventListenerHub();\r\n const [updateNativeScrollbarSizeCache, getNativeScrollbarSizeCache] = createCache(\r\n {\r\n _initialValue: getNativeScrollbarSize(body, envElm, envChildElm),\r\n _equal: equalXY,\r\n },\r\n getNativeScrollbarSize.bind(0, body, envElm, envChildElm, true)\r\n );\r\n const [nativeScrollbarsSize] = getNativeScrollbarSizeCache();\r\n const nativeScrollbarsHiding = getNativeScrollbarsHiding(envElm);\r\n const nativeScrollbarsOverlaid = {\r\n x: nativeScrollbarsSize.x === 0,\r\n y: nativeScrollbarsSize.y === 0,\r\n };\r\n const staticDefaultInitialization: Initialization = {\r\n host: null,\r\n padding: !nativeScrollbarsHiding,\r\n viewport: (target) => nativeScrollbarsHiding && target === target.ownerDocument.body && target,\r\n content: false,\r\n scrollbarsSlot: true,\r\n cancel: {\r\n nativeScrollbarsOverlaid: true,\r\n body: null,\r\n },\r\n };\r\n const staticDefaultOptions = assignDeep({}, defaultOptions);\r\n\r\n const env: InternalEnvironment = {\r\n _nativeScrollbarsSize: nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid: nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding: nativeScrollbarsHiding,\r\n _cssCustomProperties: style(envElm, 'zIndex') === '-1',\r\n _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),\r\n _flexboxGlue: getFlexboxGlue(envElm, envChildElm),\r\n _addListener: (listener) => addEvent('_', listener),\r\n _getDefaultInitialization: assignDeep.bind(\r\n 0,\r\n {} as Initialization,\r\n staticDefaultInitialization\r\n ),\r\n _setDefaultInitialization(newInitializationStrategy) {\r\n assignDeep(staticDefaultInitialization, newInitializationStrategy);\r\n },\r\n _getDefaultOptions: assignDeep.bind(0, {} as Options, staticDefaultOptions),\r\n _setDefaultOptions(newDefaultOptions) {\r\n assignDeep(staticDefaultOptions, newDefaultOptions);\r\n },\r\n _staticDefaultInitialization: assignDeep({}, staticDefaultInitialization),\r\n _staticDefaultOptions: assignDeep({}, staticDefaultOptions),\r\n };\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarsHiding && (!nativeScrollbarsOverlaid.x || !nativeScrollbarsOverlaid.y)) {\r\n let resizeFn: undefined | ReturnType;\r\n window.addEventListener('resize', () => {\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n\r\n resizeFn = resizeFn || (scrollbarsHidingPlugin && scrollbarsHidingPlugin._envWindowZoom());\r\n resizeFn && resizeFn(env, updateNativeScrollbarSizeCache, triggerEvent.bind(0, '_'));\r\n });\r\n }\r\n\r\n return env;\r\n};\r\n\r\nconst getEnvironment = (): InternalEnvironment => {\r\n if (!environmentInstance) {\r\n environmentInstance = createEnvironment();\r\n }\r\n return environmentInstance;\r\n};\r\n\r\nexport { getEnvironment };\r\n","import { isFunction, isHTMLElement, isNull, isUndefined } from 'support';\r\nimport type { StructureInitialization } from 'setups/structureSetup';\r\nimport type { ScrollbarsInitialization } from 'setups/scrollbarsSetup';\r\nimport { getEnvironment } from 'environment';\r\nimport { DeepPartial } from 'typings';\r\nimport { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\ntype StaticInitialization = HTMLElement | false | null;\r\ntype DynamicInitialization = HTMLElement | boolean | null;\r\n\r\nexport type InitializationTargetElement = HTMLElement | HTMLTextAreaElement;\r\n\r\nexport type Initialization = Omit &\r\n ScrollbarsInitialization & {\r\n cancel: {\r\n nativeScrollbarsOverlaid: boolean;\r\n body: boolean | null;\r\n };\r\n };\r\n\r\nexport type InitializationTargetObject = DeepPartial &\r\n Pick;\r\n\r\nexport type InitializationTarget = InitializationTargetElement | InitializationTargetObject;\r\n\r\n/**\r\n * Static elements MUST be present.\r\n * With false, null or undefined the element will be generated, otherwise the specified element is taken.\r\n */\r\nexport type StaticInitializationElement =\r\n | ((...args: Args) => StaticInitialization)\r\n | StaticInitialization;\r\n\r\n/**\r\n * Dynamic element CAN be present.\r\n * If its a element the element will be taken as the repsective element.\r\n * With true the element will be generated.\r\n * With false, null or undefined the element won't be generated.\r\n */\r\nexport type DynamicInitializationElement =\r\n | ((...args: Args) => DynamicInitialization)\r\n | DynamicInitialization;\r\n\r\nexport type FallbackInitializtationElement<\r\n InitElm extends StaticInitializationElement | DynamicInitializationElement\r\n> = Extract any> extends (...args: infer P) => any\r\n ? (...args: P) => HTMLElement\r\n : never;\r\n\r\nconst resolveInitialization = (value: any, args: any): T =>\r\n isFunction(value) ? value.apply(0, args) : value;\r\n\r\nconst staticInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackStaticInitializationElement: FallbackInitializtationElement,\r\n defaultStaticInitializationElementStrategy: T,\r\n staticInitializationElementValue?: T\r\n): HTMLElement => {\r\n const staticInitialization = isUndefined(staticInitializationElementValue)\r\n ? defaultStaticInitializationElementStrategy\r\n : staticInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n staticInitialization,\r\n args\r\n );\r\n return resolvedInitialization || fallbackStaticInitializationElement();\r\n};\r\n\r\nconst dynamicInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackDynamicInitializationElement: FallbackInitializtationElement,\r\n defaultDynamicInitializationElementStrategy: T,\r\n dynamicInitializationElementValue?: T\r\n): HTMLElement | false => {\r\n const dynamicInitialization = isUndefined(dynamicInitializationElementValue)\r\n ? defaultDynamicInitializationElementStrategy\r\n : dynamicInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n dynamicInitialization,\r\n args\r\n );\r\n return (\r\n !!resolvedInitialization &&\r\n (isHTMLElement(resolvedInitialization)\r\n ? resolvedInitialization\r\n : fallbackDynamicInitializationElement())\r\n );\r\n};\r\n\r\nconst cancelInitialization = (\r\n cancelInitializationValue: DeepPartial | false | null | undefined,\r\n structureSetupElements: StructureSetupElementsObj\r\n): boolean => {\r\n const { nativeScrollbarsOverlaid, body } = cancelInitializationValue || {};\r\n const { _isBody, _viewportIsTarget } = structureSetupElements;\r\n const { _getDefaultInitialization, _nativeScrollbarsOverlaid } = getEnvironment();\r\n const { nativeScrollbarsOverlaid: defaultNativeScrollbarsOverlaid, body: defaultbody } =\r\n _getDefaultInitialization().cancel;\r\n\r\n const resolvedNativeScrollbarsOverlaid =\r\n nativeScrollbarsOverlaid ?? defaultNativeScrollbarsOverlaid;\r\n const resolvedDocumentScrollingElement = isUndefined(body) ? defaultbody : body;\r\n\r\n const finalNativeScrollbarsOverlaid =\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y) &&\r\n resolvedNativeScrollbarsOverlaid;\r\n const finalDocumentScrollingElement =\r\n _isBody &&\r\n (isNull(resolvedDocumentScrollingElement)\r\n ? !_viewportIsTarget\r\n : resolvedDocumentScrollingElement);\r\n\r\n return !!finalNativeScrollbarsOverlaid || !!finalDocumentScrollingElement;\r\n};\r\n\r\nexport { staticInitializationElement, dynamicInitializationElement, cancelInitialization };\r\n","import {\r\n isHTMLElement,\r\n appendChildren,\r\n createDiv,\r\n is,\r\n contents,\r\n insertAfter,\r\n addClass,\r\n parent,\r\n indexOf,\r\n removeElements,\r\n removeClass,\r\n hasClass,\r\n push,\r\n runEachAndClear,\r\n insertBefore,\r\n attr,\r\n keys,\r\n removeAttr,\r\n attrClass,\r\n hasAttrClass,\r\n noop,\r\n} from 'support';\r\nimport {\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n classNamePadding,\r\n classNameViewport,\r\n classNameContent,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type { ScrollbarsHidingPluginInstance } from 'plugins/scrollbarsHidingPlugin';\r\nimport {\r\n staticInitializationElement as generalStaticInitializationElement,\r\n dynamicInitializationElement as generalDynamicInitializationElement,\r\n} from 'initialization';\r\nimport type {\r\n InitializationTarget,\r\n InitializationTargetElement,\r\n InitializationTargetObject,\r\n} from 'initialization';\r\nimport type {\r\n StructureDynamicInitializationElement,\r\n StructureStaticInitializationElement,\r\n} from 'setups/structureSetup/structureSetup.initialization';\r\n\r\nexport type StructureSetupElements = [\r\n targetObj: StructureSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport interface StructureSetupElementsObj {\r\n _target: InitializationTargetElement;\r\n _host: HTMLElement;\r\n _viewport: HTMLElement;\r\n _padding: HTMLElement | false;\r\n _content: HTMLElement | false;\r\n _viewportArrange: HTMLStyleElement | false | null | undefined;\r\n _scrollOffsetElement: HTMLElement;\r\n _scrollEventElement: HTMLElement | Document;\r\n // ctx ----\r\n _isTextarea: boolean;\r\n _isBody: boolean;\r\n _windowElm: Window;\r\n _documentElm: Document;\r\n _targetIsElm: boolean;\r\n _viewportIsTarget: boolean;\r\n _viewportHasClass: (className: string, attributeClassName: string) => boolean;\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) => void;\r\n}\r\n\r\nconst createNewDiv = createDiv.bind(0, '');\r\n\r\nconst unwrap = (elm: HTMLElement | false | null | undefined) => {\r\n appendChildren(parent(elm), contents(elm));\r\n removeElements(elm);\r\n};\r\n\r\nconst addDataAttrHost = (elm: HTMLElement, value: string) => {\r\n attr(elm, dataAttributeHost, value);\r\n return removeAttr.bind(0, elm, dataAttributeHost);\r\n};\r\n\r\nexport const createStructureSetupElements = (\r\n target: InitializationTarget\r\n): StructureSetupElements => {\r\n const env = getEnvironment();\r\n const { _getDefaultInitialization, _nativeScrollbarsHiding } = env;\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const createUniqueViewportArrangeElement =\r\n scrollbarsHidingPlugin && scrollbarsHidingPlugin._createUniqueViewportArrangeElement;\r\n const {\r\n host: defaultHostInitialization,\r\n viewport: defaultViewportInitialization,\r\n padding: defaultPaddingInitialization,\r\n content: defaultContentInitialization,\r\n } = _getDefaultInitialization();\r\n const targetIsElm = isHTMLElement(target);\r\n const targetStructureInitialization = (targetIsElm ? {} : target) as InitializationTargetObject;\r\n const {\r\n host: hostInitialization,\r\n padding: paddingInitialization,\r\n viewport: viewportInitialization,\r\n content: contentInitialization,\r\n } = targetStructureInitialization;\r\n\r\n const targetElement = targetIsElm ? target : targetStructureInitialization.target;\r\n const isTextarea = is(targetElement, 'textarea');\r\n const ownerDocument = targetElement.ownerDocument;\r\n const isBody = targetElement === ownerDocument.body;\r\n const wnd = ownerDocument.defaultView as Window;\r\n const staticInitializationElement =\r\n generalStaticInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const dynamicInitializationElement =\r\n generalDynamicInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const viewportElement = staticInitializationElement(\r\n createNewDiv,\r\n defaultViewportInitialization,\r\n viewportInitialization\r\n );\r\n const viewportIsTarget = viewportElement === targetElement;\r\n const evaluatedTargetObj: StructureSetupElementsObj = {\r\n _target: targetElement,\r\n _host: isTextarea\r\n ? staticInitializationElement(createNewDiv, defaultHostInitialization, hostInitialization)\r\n : (targetElement as HTMLElement),\r\n _viewport: viewportElement,\r\n _padding:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultPaddingInitialization,\r\n paddingInitialization\r\n ),\r\n _content:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultContentInitialization,\r\n contentInitialization\r\n ),\r\n _viewportArrange:\r\n !viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n createUniqueViewportArrangeElement &&\r\n createUniqueViewportArrangeElement(env),\r\n _scrollOffsetElement: isBody ? ownerDocument.documentElement : viewportElement,\r\n _scrollEventElement: isBody ? ownerDocument : viewportElement,\r\n _windowElm: wnd,\r\n _documentElm: ownerDocument,\r\n _isTextarea: isTextarea,\r\n _isBody: isBody,\r\n _targetIsElm: targetIsElm,\r\n _viewportIsTarget: viewportIsTarget,\r\n _viewportHasClass: (className: string, attributeClassName: string) =>\r\n viewportIsTarget\r\n ? hasAttrClass(viewportElement, dataAttributeHost, attributeClassName)\r\n : hasClass(viewportElement, className),\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) =>\r\n viewportIsTarget\r\n ? attrClass(viewportElement, dataAttributeHost, attributeClassName, add)\r\n : (add ? addClass : removeClass)(viewportElement, className),\r\n };\r\n const generatedElements = keys(evaluatedTargetObj).reduce((arr, key: string) => {\r\n const value = evaluatedTargetObj[key];\r\n return push(arr, value && !parent(value) ? value : false);\r\n }, [] as HTMLElement[]);\r\n const elementIsGenerated = (elm: HTMLElement | false) =>\r\n elm ? indexOf(generatedElements, elm) > -1 : null;\r\n const { _target, _host, _padding, _viewport, _content, _viewportArrange } = evaluatedTargetObj;\r\n const destroyFns: (() => any)[] = [];\r\n const isTextareaHostGenerated = isTextarea && elementIsGenerated(_host);\r\n const targetContents = isTextarea\r\n ? _target\r\n : contents(\r\n [_content, _viewport, _padding, _host, _target].find(\r\n (elm) => elementIsGenerated(elm) === false\r\n )\r\n );\r\n const contentSlot = _content || _viewport;\r\n const appendElements = () => {\r\n const removeHostDataAttr = addDataAttrHost(_host, viewportIsTarget ? 'viewport' : 'host');\r\n const removePaddingClass = addClass(_padding, classNamePadding);\r\n const removeViewportClass = addClass(_viewport, !viewportIsTarget && classNameViewport);\r\n const removeContentClass = addClass(_content, classNameContent);\r\n const removeHtmlClass = isBody\r\n ? addClass(parent(targetElement), classNameViewportScrollbarHidden)\r\n : noop;\r\n\r\n // only insert host for textarea after target if it was generated\r\n if (isTextareaHostGenerated) {\r\n insertAfter(_target, _host);\r\n\r\n push(destroyFns, () => {\r\n insertAfter(_host, _target);\r\n removeElements(_host);\r\n });\r\n }\r\n\r\n appendChildren(contentSlot, targetContents);\r\n appendChildren(_host, _padding);\r\n appendChildren(_padding || _host, !viewportIsTarget && _viewport);\r\n appendChildren(_viewport, _content);\r\n\r\n push(destroyFns, () => {\r\n removeHtmlClass();\r\n removeHostDataAttr();\r\n removeAttr(_viewport, dataAttributeHostOverflowX);\r\n removeAttr(_viewport, dataAttributeHostOverflowY);\r\n\r\n if (elementIsGenerated(_content)) {\r\n unwrap(_content);\r\n }\r\n if (elementIsGenerated(_viewport)) {\r\n unwrap(_viewport);\r\n }\r\n if (elementIsGenerated(_padding)) {\r\n unwrap(_padding);\r\n }\r\n removePaddingClass();\r\n removeViewportClass();\r\n removeContentClass();\r\n });\r\n\r\n if (_nativeScrollbarsHiding && !viewportIsTarget) {\r\n push(destroyFns, removeClass.bind(0, _viewport, classNameViewportScrollbarHidden));\r\n }\r\n if (_viewportArrange) {\r\n insertBefore(_viewport, _viewportArrange);\r\n push(destroyFns, removeElements.bind(0, _viewportArrange));\r\n }\r\n };\r\n\r\n return [evaluatedTargetObj, appendElements, runEachAndClear.bind(0, destroyFns)];\r\n};\r\n","import { style } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the trinsic behavior of the content element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createTrinsicUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const { _content } = structureSetupElements;\r\n const [getState] = state;\r\n\r\n return (updateHints) => {\r\n const { _flexboxGlue } = getEnvironment();\r\n const { _heightIntrinsic } = getState();\r\n const { _heightIntrinsicChanged } = updateHints;\r\n const heightIntrinsicChanged = (_content || !_flexboxGlue) && _heightIntrinsicChanged;\r\n\r\n if (heightIntrinsicChanged) {\r\n style(_content, {\r\n height: _heightIntrinsic ? '' : '100%',\r\n });\r\n }\r\n\r\n return {\r\n _sizeChanged: heightIntrinsicChanged,\r\n _contentMutation: heightIntrinsicChanged,\r\n };\r\n };\r\n};\r\n","import { createCache, topRightBottomLeft, equalTRBL, style, assignDeep } from 'support';\r\nimport { StyleObject } from 'typings';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the padding styling of the padding and viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createPaddingUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const { _host, _padding, _viewport, _viewportIsTarget: _isSingleElm } = structureSetupElements;\r\n const [updatePaddingCache, currentPaddingCache] = createCache(\r\n {\r\n _equal: equalTRBL,\r\n _initialValue: topRightBottomLeft(),\r\n },\r\n topRightBottomLeft.bind(0, _host, 'padding', '')\r\n );\r\n\r\n return (updateHints, checkOption, force) => {\r\n let [padding, paddingChanged] = currentPaddingCache(force);\r\n const { _nativeScrollbarsHiding: _nativeScrollbarStyling, _flexboxGlue } = getEnvironment();\r\n const { _directionIsRTL } = getState();\r\n const { _sizeChanged, _contentMutation, _directionChanged } = updateHints;\r\n const [paddingAbsolute, paddingAbsoluteChanged] = checkOption('paddingAbsolute');\r\n const contentMutation = !_flexboxGlue && _contentMutation;\r\n\r\n if (_sizeChanged || paddingChanged || contentMutation) {\r\n [padding, paddingChanged] = updatePaddingCache(force);\r\n }\r\n\r\n const paddingStyleChanged =\r\n !_isSingleElm && (paddingAbsoluteChanged || _directionChanged || paddingChanged);\r\n\r\n if (paddingStyleChanged) {\r\n // if there is no padding element and no scrollbar styling, paddingAbsolute isn't supported\r\n const paddingRelative = !paddingAbsolute || (!_padding && !_nativeScrollbarStyling);\r\n const paddingHorizontal = padding.r + padding.l;\r\n const paddingVertical = padding.t + padding.b;\r\n\r\n const paddingStyle: StyleObject = {\r\n marginRight: paddingRelative && !_directionIsRTL ? -paddingHorizontal : 0,\r\n marginBottom: paddingRelative ? -paddingVertical : 0,\r\n marginLeft: paddingRelative && _directionIsRTL ? -paddingHorizontal : 0,\r\n top: paddingRelative ? -padding.t : 0,\r\n right: paddingRelative ? (_directionIsRTL ? -padding.r : 'auto') : 0,\r\n left: paddingRelative ? (_directionIsRTL ? 'auto' : -padding.l) : 0,\r\n width: paddingRelative ? `calc(100% + ${paddingHorizontal}px)` : '',\r\n };\r\n const viewportStyle: StyleObject = {\r\n paddingTop: paddingRelative ? padding.t : 0,\r\n paddingRight: paddingRelative ? padding.r : 0,\r\n paddingBottom: paddingRelative ? padding.b : 0,\r\n paddingLeft: paddingRelative ? padding.l : 0,\r\n };\r\n\r\n // if there is no padding element apply the style to the viewport element instead\r\n style(_padding || _viewport, paddingStyle);\r\n style(_viewport, viewportStyle);\r\n\r\n setState({\r\n _padding: padding,\r\n _paddingAbsolute: !paddingRelative,\r\n _viewportPaddingStyle: _padding\r\n ? viewportStyle\r\n : assignDeep({}, paddingStyle, viewportStyle),\r\n });\r\n }\r\n\r\n return {\r\n _paddingStyleChanged: paddingStyleChanged,\r\n };\r\n };\r\n};\r\n","import {\r\n createCache,\r\n attr,\r\n WH,\r\n XY,\r\n style,\r\n scrollSize,\r\n fractionalSize,\r\n equalWH,\r\n addClass,\r\n removeClass,\r\n clientSize,\r\n equalXY,\r\n attrClass,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameViewportScrollbarHidden,\r\n classNameOverflowVisible,\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n dataValueHostScrollbarHidden,\r\n dataValueHostOverflowVisible,\r\n} from 'classnames';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type {\r\n ScrollbarsHidingPluginInstance,\r\n ArrangeViewport,\r\n UndoArrangeViewport,\r\n} from 'plugins/scrollbarsHidingPlugin';\r\nimport type { StyleObject, OverflowStyle } from 'typings';\r\nimport type { OverflowBehavior } from 'options';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport interface ViewportOverflowState {\r\n _scrollbarsHideOffset: XY;\r\n _scrollbarsHideOffsetArrange: XY;\r\n _overflowScroll: XY;\r\n _overflowStyle: XY;\r\n}\r\n\r\nexport type GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n viewportStyleObj?: StyleObject\r\n) => ViewportOverflowState;\r\n\r\nexport type HideNativeScrollbars = (\r\n viewportOverflowState: ViewportOverflowState,\r\n directionIsRTL: boolean,\r\n viewportArrange: boolean,\r\n viewportStyleObj: StyleObject\r\n) => void;\r\n\r\nconst { max } = Math;\r\nconst max0 = max.bind(0, 0);\r\nconst strVisible = 'visible';\r\nconst strHidden = 'hidden';\r\nconst overlaidScrollbarsHideOffset = 42;\r\nconst whCacheOptions = {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n};\r\nconst xyCacheOptions = {\r\n _equal: equalXY,\r\n _initialValue: { x: strHidden, y: strHidden } as XY,\r\n};\r\n\r\nconst getOverflowAmount = (viewportScrollSize: WH, viewportClientSize: WH) => {\r\n const tollerance = window.devicePixelRatio % 1 !== 0 ? 1 : 0;\r\n const amount = {\r\n w: max0(viewportScrollSize.w - viewportClientSize.w),\r\n h: max0(viewportScrollSize.h - viewportClientSize.h),\r\n };\r\n\r\n return {\r\n w: amount.w > tollerance ? amount.w : 0,\r\n h: amount.h > tollerance ? amount.h : 0,\r\n };\r\n};\r\n\r\nconst conditionalClass = (\r\n elm: Element | false | null | undefined,\r\n classNames: string,\r\n add: boolean\r\n) => (add ? addClass(elm, classNames) : removeClass(elm, classNames));\r\n\r\nconst overflowIsVisible = (overflowBehavior: string) => overflowBehavior.indexOf(strVisible) === 0;\r\n\r\n/**\r\n * Lifecycle with the responsibility to set the correct overflow and scrollbar hiding styles of the viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createOverflowUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const {\r\n _host,\r\n _padding,\r\n _viewport,\r\n _viewportArrange,\r\n _viewportIsTarget,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const {\r\n _nativeScrollbarsSize,\r\n _flexboxGlue,\r\n _nativeScrollbarsHiding,\r\n _nativeScrollbarsOverlaid,\r\n } = getEnvironment();\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const doViewportArrange =\r\n !_viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const [updateSizeFraction, getCurrentSizeFraction] = createCache>(\r\n whCacheOptions,\r\n fractionalSize.bind(0, _viewport)\r\n );\r\n\r\n const [updateViewportScrollSizeCache, getCurrentViewportScrollSizeCache] = createCache<\r\n WH\r\n >(whCacheOptions, scrollSize.bind(0, _viewport));\r\n\r\n const [updateOverflowAmountCache, getCurrentOverflowAmountCache] =\r\n createCache>(whCacheOptions);\r\n\r\n const [updateOverflowEdge, getCurrentOverflowEdgeCache] = createCache>(whCacheOptions);\r\n\r\n const [updateOverflowStyleCache] = createCache>(xyCacheOptions);\r\n\r\n /**\r\n * Applies a fixed height to the viewport so it can't overflow or underflow the host element.\r\n * @param viewportOverflowState The current overflow state.\r\n * @param heightIntrinsic Whether the host height is intrinsic or not.\r\n */\r\n const fixFlexboxGlue = (\r\n viewportOverflowState: ViewportOverflowState,\r\n heightIntrinsic: boolean\r\n ) => {\r\n style(_viewport, {\r\n height: '',\r\n });\r\n\r\n if (heightIntrinsic) {\r\n const { _paddingAbsolute, _padding: padding } = getState();\r\n const { _overflowScroll, _scrollbarsHideOffset } = viewportOverflowState;\r\n const fSize = fractionalSize(_host);\r\n const hostClientSize = clientSize(_host);\r\n\r\n // padding subtraction is only needed if padding is absolute or if viewport is content-box\r\n const isContentBox = style(_viewport, 'boxSizing') === 'content-box';\r\n const paddingVertical = _paddingAbsolute || isContentBox ? padding.b + padding.t : 0;\r\n const subtractXScrollbar = !(_nativeScrollbarsOverlaid.x && isContentBox);\r\n\r\n style(_viewport, {\r\n height:\r\n hostClientSize.h +\r\n fSize.h +\r\n (_overflowScroll.x && subtractXScrollbar ? _scrollbarsHideOffset.x : 0) -\r\n paddingVertical,\r\n });\r\n }\r\n };\r\n\r\n /**\r\n * Gets the current overflow state of the viewport.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param viewportStyleObj The viewport style object where the overflow scroll property can be read of, or undefined if shall be determined.\r\n * @returns A object which contains informations about the current overflow state.\r\n */\r\n const getViewportOverflowState: GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars,\r\n viewportStyleObj?\r\n ) => {\r\n const arrangeHideOffset =\r\n !_nativeScrollbarsHiding && !showNativeOverlaidScrollbars ? overlaidScrollbarsHideOffset : 0;\r\n const getStatePerAxis = (\r\n styleKey: string,\r\n isOverlaid: boolean,\r\n nativeScrollbarSize: number\r\n ) => {\r\n const overflowStyle = style(_viewport, styleKey);\r\n // can't do something like \"viewportStyleObj && viewportStyleObj[styleKey] || overflowStyle\" here!\r\n const objectPrefferedOverflowStyle = viewportStyleObj\r\n ? viewportStyleObj[styleKey]\r\n : overflowStyle;\r\n const overflowScroll = objectPrefferedOverflowStyle === 'scroll';\r\n const nonScrollbarStylingHideOffset = isOverlaid ? arrangeHideOffset : nativeScrollbarSize;\r\n const scrollbarsHideOffset =\r\n overflowScroll && !_nativeScrollbarsHiding ? nonScrollbarStylingHideOffset : 0;\r\n const scrollbarsHideOffsetArrange = isOverlaid && !!arrangeHideOffset;\r\n\r\n return [overflowStyle, overflowScroll, scrollbarsHideOffset, scrollbarsHideOffsetArrange] as [\r\n overflowStyle: OverflowStyle,\r\n overflowScroll: boolean,\r\n scrollbarsHideOffset: number,\r\n scrollbarsHideOffsetArrange: boolean\r\n ];\r\n };\r\n\r\n const [xOverflowStyle, xOverflowScroll, xScrollbarsHideOffset, xScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowX', _nativeScrollbarsOverlaid.x, _nativeScrollbarsSize.x);\r\n const [yOverflowStyle, yOverflowScroll, yScrollbarsHideOffset, yScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowY', _nativeScrollbarsOverlaid.y, _nativeScrollbarsSize.y);\r\n\r\n return {\r\n _overflowStyle: {\r\n x: xOverflowStyle,\r\n y: yOverflowStyle,\r\n },\r\n _overflowScroll: {\r\n x: xOverflowScroll,\r\n y: yOverflowScroll,\r\n },\r\n _scrollbarsHideOffset: {\r\n x: xScrollbarsHideOffset,\r\n y: yScrollbarsHideOffset,\r\n },\r\n _scrollbarsHideOffsetArrange: {\r\n x: xScrollbarsHideOffsetArrange,\r\n y: yScrollbarsHideOffsetArrange,\r\n },\r\n };\r\n };\r\n\r\n /**\r\n * Sets the overflow property of the viewport and calculates the a overflow state according to the new parameters.\r\n * @param showNativeOverlaidScrollbars Whether to show natively overlaid scrollbars.\r\n * @param overflowAmount The overflow amount.\r\n * @param overflow The overflow behavior according to the options.\r\n * @param viewportStyleObj The viewport style object to which the overflow style shall be applied.\r\n * @returns A object which represents the newly set overflow state.\r\n */\r\n const setViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n hasOverflow: XY,\r\n overflowOption: XY,\r\n viewportStyleObj: StyleObject\r\n ): ViewportOverflowState => {\r\n const setAxisOverflowStyle = (behavior: OverflowBehavior, hasOverflowAxis: boolean) => {\r\n const overflowVisible = overflowIsVisible(behavior);\r\n const overflowVisibleBehavior =\r\n (hasOverflowAxis && overflowVisible && behavior.replace(`${strVisible}-`, '')) || '';\r\n return [\r\n hasOverflowAxis && !overflowVisible ? behavior : '',\r\n overflowIsVisible(overflowVisibleBehavior) ? 'hidden' : overflowVisibleBehavior,\r\n ];\r\n };\r\n\r\n const [overflowX, visibleBehaviorX] = setAxisOverflowStyle(overflowOption.x, hasOverflow.x);\r\n const [overflowY, visibleBehaviorY] = setAxisOverflowStyle(overflowOption.y, hasOverflow.y);\r\n\r\n viewportStyleObj.overflowX = visibleBehaviorX && overflowY ? visibleBehaviorX : overflowX;\r\n viewportStyleObj.overflowY = visibleBehaviorY && overflowX ? visibleBehaviorY : overflowY;\r\n\r\n return getViewportOverflowState(showNativeOverlaidScrollbars, viewportStyleObj);\r\n };\r\n\r\n /**\r\n * Hides the native scrollbars according to the passed parameters.\r\n * @param viewportOverflowState The viewport overflow state.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportArrange Whether special styles related to the viewport arrange strategy shall be applied.\r\n * @param viewportStyleObj The viewport style object to which the needed styles shall be applied.\r\n */\r\n const hideNativeScrollbars: HideNativeScrollbars = (\r\n viewportOverflowState,\r\n directionIsRTL,\r\n viewportArrange,\r\n viewportStyleObj\r\n ) => {\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const horizontalMarginKey: keyof StyleObject = directionIsRTL ? 'marginLeft' : 'marginRight';\r\n const viewportHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingLeft'\r\n : 'paddingRight';\r\n const horizontalMarginValue = viewportPaddingStyle[horizontalMarginKey] as number;\r\n const verticalMarginValue = viewportPaddingStyle.marginBottom as number;\r\n const horizontalPaddingValue = viewportPaddingStyle[viewportHorizontalPaddingKey] as number;\r\n const verticalPaddingValue = viewportPaddingStyle.paddingBottom as number;\r\n\r\n // horizontal\r\n viewportStyleObj.width = `calc(100% + ${hideOffsetY + horizontalMarginValue * -1}px)`;\r\n viewportStyleObj[horizontalMarginKey] = -hideOffsetY + horizontalMarginValue;\r\n\r\n // vertical\r\n viewportStyleObj.marginBottom = -hideOffsetX + verticalMarginValue;\r\n\r\n // viewport arrange additional styles\r\n if (viewportArrange) {\r\n viewportStyleObj[viewportHorizontalPaddingKey] =\r\n horizontalPaddingValue + (arrangeY ? hideOffsetY : 0);\r\n viewportStyleObj.paddingBottom = verticalPaddingValue + (arrangeX ? hideOffsetX : 0);\r\n }\r\n };\r\n\r\n const [arrangeViewport, undoViewportArrange] = scrollbarsHidingPlugin\r\n ? scrollbarsHidingPlugin._overflowUpdateSegment(\r\n doViewportArrange,\r\n _flexboxGlue,\r\n _viewport,\r\n _viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n )\r\n : [(() => doViewportArrange) as ArrangeViewport, (() => [noop]) as UndoArrangeViewport];\r\n\r\n return (updateHints, checkOption, force) => {\r\n const {\r\n _sizeChanged,\r\n _hostMutation,\r\n _contentMutation,\r\n _paddingStyleChanged,\r\n _heightIntrinsicChanged,\r\n _directionChanged,\r\n } = updateHints;\r\n const { _heightIntrinsic, _directionIsRTL } = getState();\r\n const [showNativeOverlaidScrollbarsOption, showNativeOverlaidScrollbarsChanged] =\r\n checkOption('showNativeOverlaidScrollbars');\r\n const [overflow, overflowChanged] = checkOption>('overflow');\r\n\r\n const showNativeOverlaidScrollbars =\r\n showNativeOverlaidScrollbarsOption &&\r\n _nativeScrollbarsOverlaid.x &&\r\n _nativeScrollbarsOverlaid.y;\r\n const adjustFlexboxGlue =\r\n !_viewportIsTarget &&\r\n !_flexboxGlue &&\r\n (_sizeChanged ||\r\n _contentMutation ||\r\n _hostMutation ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n _heightIntrinsicChanged);\r\n const overflowXVisible = overflowIsVisible(overflow.x);\r\n const overflowYVisible = overflowIsVisible(overflow.y);\r\n const overflowVisible = overflowXVisible || overflowYVisible;\r\n\r\n let sizeFractionCache = getCurrentSizeFraction(force);\r\n let viewportScrollSizeCache = getCurrentViewportScrollSizeCache(force);\r\n let overflowAmuntCache = getCurrentOverflowAmountCache(force);\r\n let overflowEdgeCache = getCurrentOverflowEdgeCache(force);\r\n\r\n let preMeasureViewportOverflowState: ViewportOverflowState | undefined;\r\n\r\n if (showNativeOverlaidScrollbarsChanged && _nativeScrollbarsHiding) {\r\n _viewportAddRemoveClass(\r\n classNameViewportScrollbarHidden,\r\n dataValueHostScrollbarHidden,\r\n !showNativeOverlaidScrollbars\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n preMeasureViewportOverflowState = getViewportOverflowState(showNativeOverlaidScrollbars);\r\n fixFlexboxGlue(preMeasureViewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (\r\n _sizeChanged ||\r\n _paddingStyleChanged ||\r\n _contentMutation ||\r\n _directionChanged ||\r\n showNativeOverlaidScrollbarsChanged\r\n ) {\r\n if (overflowVisible) {\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, false);\r\n }\r\n\r\n const [redoViewportArrange, undoViewportArrangeOverflowState] = undoViewportArrange(\r\n showNativeOverlaidScrollbars,\r\n _directionIsRTL,\r\n preMeasureViewportOverflowState\r\n );\r\n const [sizeFraction, sizeFractionChanged] = (sizeFractionCache = updateSizeFraction(force));\r\n const [viewportScrollSize, viewportScrollSizeChanged] = (viewportScrollSizeCache =\r\n updateViewportScrollSizeCache(force));\r\n const viewportclientSize = clientSize(_viewport);\r\n let arrangedViewportScrollSize = viewportScrollSize;\r\n let arrangedViewportClientSize = viewportclientSize;\r\n\r\n redoViewportArrange();\r\n\r\n // if re measure is required (only required if content arrange strategy is used)\r\n if (\r\n (viewportScrollSizeChanged || sizeFractionChanged || showNativeOverlaidScrollbarsChanged) &&\r\n undoViewportArrangeOverflowState &&\r\n !showNativeOverlaidScrollbars &&\r\n arrangeViewport(\r\n undoViewportArrangeOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n )\r\n ) {\r\n arrangedViewportClientSize = clientSize(_viewport);\r\n arrangedViewportScrollSize = scrollSize(_viewport);\r\n }\r\n\r\n const overflowAmountScrollSize = {\r\n w: max0(max(viewportScrollSize.w, arrangedViewportScrollSize.w) + sizeFraction.w),\r\n h: max0(max(viewportScrollSize.h, arrangedViewportScrollSize.h) + sizeFraction.h),\r\n };\r\n const overflowAmountClientSize = {\r\n w: max0(\r\n arrangedViewportClientSize.w +\r\n max0(viewportclientSize.w - viewportScrollSize.w) +\r\n sizeFraction.w\r\n ),\r\n h: max0(\r\n arrangedViewportClientSize.h +\r\n max0(viewportclientSize.h - viewportScrollSize.h) +\r\n sizeFraction.h\r\n ),\r\n };\r\n\r\n overflowEdgeCache = updateOverflowEdge(overflowAmountClientSize);\r\n overflowAmuntCache = updateOverflowAmountCache(\r\n getOverflowAmount(overflowAmountScrollSize, overflowAmountClientSize),\r\n force\r\n );\r\n }\r\n\r\n const [overflowEdge, overflowEdgeChanged] = overflowEdgeCache;\r\n const [overflowAmount, overflowAmountChanged] = overflowAmuntCache;\r\n const [viewportScrollSize, viewportScrollSizeChanged] = viewportScrollSizeCache;\r\n const [sizeFraction, sizeFractionChanged] = sizeFractionCache;\r\n const hasOverflow = {\r\n x: overflowAmount.w > 0,\r\n y: overflowAmount.h > 0,\r\n };\r\n const removeClipping =\r\n (overflowXVisible && overflowYVisible && (hasOverflow.x || hasOverflow.y)) ||\r\n (overflowXVisible && hasOverflow.x && !hasOverflow.y) ||\r\n (overflowYVisible && hasOverflow.y && !hasOverflow.x);\r\n\r\n if (\r\n _paddingStyleChanged ||\r\n _directionChanged ||\r\n sizeFractionChanged ||\r\n viewportScrollSizeChanged ||\r\n overflowEdgeChanged ||\r\n overflowAmountChanged ||\r\n overflowChanged ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n adjustFlexboxGlue\r\n ) {\r\n const viewportStyle: StyleObject = {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n width: '',\r\n overflowY: '',\r\n overflowX: '',\r\n };\r\n const viewportOverflowState = setViewportOverflowState(\r\n showNativeOverlaidScrollbars,\r\n hasOverflow,\r\n overflow,\r\n viewportStyle\r\n );\r\n const viewportArranged = arrangeViewport(\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n );\r\n\r\n if (!_viewportIsTarget) {\r\n hideNativeScrollbars(\r\n viewportOverflowState,\r\n _directionIsRTL,\r\n viewportArranged,\r\n viewportStyle\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n fixFlexboxGlue(viewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (_viewportIsTarget) {\r\n attr(_host, dataAttributeHostOverflowX, viewportStyle.overflowX as string);\r\n attr(_host, dataAttributeHostOverflowY, viewportStyle.overflowY as string);\r\n } else {\r\n style(_viewport, viewportStyle);\r\n }\r\n }\r\n\r\n attrClass(_host, dataAttributeHost, dataValueHostOverflowVisible, removeClipping);\r\n conditionalClass(_padding, classNameOverflowVisible, removeClipping);\r\n !_viewportIsTarget && conditionalClass(_viewport, classNameOverflowVisible, overflowVisible);\r\n\r\n const [overflowStyle, overflowStyleChanged] = updateOverflowStyleCache(\r\n getViewportOverflowState(showNativeOverlaidScrollbars)._overflowStyle\r\n );\r\n\r\n setState({\r\n _overflowStyle: overflowStyle,\r\n _overflowEdge: {\r\n x: overflowEdge.w,\r\n y: overflowEdge.h,\r\n },\r\n _overflowAmount: {\r\n x: overflowAmount.w,\r\n y: overflowAmount.h,\r\n },\r\n _hasOverflow: hasOverflow,\r\n });\r\n\r\n return {\r\n _overflowStyleChanged: overflowStyleChanged,\r\n _overflowEdgeChanged: overflowEdgeChanged,\r\n _overflowAmountChanged: overflowAmountChanged,\r\n };\r\n };\r\n};\r\n","import { each, scrollLeft, scrollTop, assignDeep, keys } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport { dataValueHostUpdating } from 'classnames';\r\nimport {\r\n createTrinsicUpdateSegment,\r\n createPaddingUpdateSegment,\r\n createOverflowUpdateSegment,\r\n} from 'setups/structureSetup/updateSegments';\r\nimport type { SetupState, SetupUpdateSegment, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\nexport type CreateStructureUpdateSegment = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n) => StructureSetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdateSegment = SetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdate = (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n) => StructureSetupUpdateHints;\r\n\r\nexport interface StructureSetupUpdateHints {\r\n _sizeChanged: boolean;\r\n _directionChanged: boolean;\r\n _heightIntrinsicChanged: boolean;\r\n _overflowEdgeChanged: boolean;\r\n _overflowAmountChanged: boolean;\r\n _overflowStyleChanged: boolean;\r\n _paddingStyleChanged: boolean;\r\n _hostMutation: boolean;\r\n _contentMutation: boolean;\r\n}\r\n\r\nconst prepareUpdateHints = (\r\n leading: Required,\r\n adaptive?: Partial,\r\n force?: boolean\r\n): Required => {\r\n const result = {};\r\n const finalAdaptive = adaptive || {};\r\n const objKeys = keys(leading).concat(keys(finalAdaptive));\r\n\r\n each(objKeys, (key) => {\r\n const leadingValue = leading[key];\r\n const adaptiveValue = finalAdaptive[key];\r\n result[key] = !!(force || leadingValue || adaptiveValue);\r\n });\r\n\r\n return result as Required;\r\n};\r\n\r\nexport const createStructureSetupUpdate = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n): StructureSetupUpdate => {\r\n const { _viewport, _viewportAddRemoveClass } = structureSetupElements;\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _flexboxGlue } = getEnvironment();\r\n const doViewportArrange =\r\n !_nativeScrollbarsHiding && (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const updateSegments: StructureSetupUpdateSegment[] = [\r\n createTrinsicUpdateSegment(structureSetupElements, state),\r\n createPaddingUpdateSegment(structureSetupElements, state),\r\n createOverflowUpdateSegment(structureSetupElements, state),\r\n ];\r\n\r\n return (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n ) => {\r\n const initialUpdateHints = prepareUpdateHints(\r\n assignDeep(\r\n {\r\n _sizeChanged: false,\r\n _paddingStyleChanged: false,\r\n _directionChanged: false,\r\n _heightIntrinsicChanged: false,\r\n _overflowEdgeChanged: false,\r\n _overflowAmountChanged: false,\r\n _overflowStyleChanged: false,\r\n _hostMutation: false,\r\n _contentMutation: false,\r\n },\r\n updateHints\r\n ),\r\n {},\r\n force\r\n );\r\n const adjustScrollOffset = doViewportArrange || !_flexboxGlue;\r\n const scrollOffsetX = adjustScrollOffset && scrollLeft(_viewport);\r\n const scrollOffsetY = adjustScrollOffset && scrollTop(_viewport);\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n let adaptivedUpdateHints: Required = initialUpdateHints;\r\n each(updateSegments, (updateSegment) => {\r\n adaptivedUpdateHints = prepareUpdateHints(\r\n adaptivedUpdateHints,\r\n updateSegment(adaptivedUpdateHints, checkOption, !!force) || {},\r\n force\r\n );\r\n });\r\n\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n\r\n return adaptivedUpdateHints;\r\n };\r\n};\r\n","import {\r\n Cache,\r\n CacheValues,\r\n createCache,\r\n createDOM,\r\n style,\r\n scrollLeft,\r\n scrollTop,\r\n runEachAndClear,\r\n removeElements,\r\n on,\r\n addClass,\r\n push,\r\n ResizeObserverConstructor,\r\n isArray,\r\n isBoolean,\r\n removeClass,\r\n isObject,\r\n stopPropagation,\r\n appendChildren,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameSizeObserver,\r\n classNameSizeObserverAppear,\r\n classNameSizeObserverListener,\r\n} from 'classnames';\r\nimport { getPlugins, SizeObserverPluginInstance, sizeObserverPluginName } from 'plugins';\r\n\r\nexport interface SizeObserverOptions {\r\n _direction?: boolean;\r\n _appear?: boolean;\r\n}\r\n\r\nexport interface SizeObserverCallbackParams {\r\n _sizeChanged: boolean;\r\n _directionIsRTLCache?: CacheValues;\r\n _appear?: boolean;\r\n}\r\n\r\nexport type SizeObserver = [destroy: () => void, append: () => void];\r\n\r\nconst scrollAmount = 3333333;\r\nconst getElmDirectionIsRTL = (elm: HTMLElement): boolean => style(elm, 'direction') === 'rtl';\r\nconst domRectHasDimensions = (rect?: DOMRectReadOnly) => rect && (rect.height || rect.width);\r\n\r\n/**\r\n * Creates a size observer which observes any size, padding, border, margin and box-sizing changes of the target element. Depending on the options also direction and appear can be observed.\r\n * @param target The target element which shall be observed.\r\n * @param onSizeChangedCallback The callback which gets called after a size change was detected.\r\n * @param options The options for size detection, whether to observe also direction and appear.\r\n * @returns A object which represents the instance of the size observer.\r\n */\r\nexport const createSizeObserver = (\r\n target: HTMLElement,\r\n onSizeChangedCallback: (params: SizeObserverCallbackParams) => any,\r\n options?: SizeObserverOptions\r\n): SizeObserver => {\r\n const { _direction: observeDirectionChange = false, _appear: observeAppearChange = false } =\r\n options || {};\r\n const sizeObserverPlugin = getPlugins()[sizeObserverPluginName] as\r\n | SizeObserverPluginInstance\r\n | undefined;\r\n const { _rtlScrollBehavior: rtlScrollBehavior } = getEnvironment();\r\n const baseElements = createDOM(\r\n `
`\r\n );\r\n const sizeObserver = baseElements[0] as HTMLElement;\r\n const listenerElement = sizeObserver.firstChild as HTMLElement;\r\n const getIsDirectionRTL = getElmDirectionIsRTL.bind(0, sizeObserver);\r\n const [updateResizeObserverContentRectCache] = createCache({\r\n _initialValue: undefined,\r\n _alwaysUpdateValues: true,\r\n _equal: (currVal, newVal) =>\r\n !(\r\n !currVal || // if no initial value\r\n // if from display: none to display: block\r\n (!domRectHasDimensions(currVal) && domRectHasDimensions(newVal))\r\n ),\r\n });\r\n const onSizeChangedCallbackProxy = (\r\n sizeChangedContext?: CacheValues | ResizeObserverEntry[] | Event | boolean\r\n ) => {\r\n const isResizeObserverCall =\r\n isArray(sizeChangedContext) &&\r\n sizeChangedContext.length > 0 &&\r\n isObject(sizeChangedContext[0]);\r\n\r\n const hasDirectionCache =\r\n !isResizeObserverCall && isBoolean((sizeChangedContext as CacheValues)[0]);\r\n\r\n let skip = false;\r\n let appear: boolean | number | undefined = false;\r\n let doDirectionScroll = true; // always true if sizeChangedContext is Event (appear callback or RO. Polyfill)\r\n\r\n // if triggered from RO.\r\n if (isResizeObserverCall) {\r\n const [currRContentRect, , prevContentRect] = updateResizeObserverContentRectCache(\r\n (sizeChangedContext as ResizeObserverEntry[]).pop()!.contentRect\r\n );\r\n const hasDimensions = domRectHasDimensions(currRContentRect);\r\n const hadDimensions = domRectHasDimensions(prevContentRect);\r\n skip = !prevContentRect || !hasDimensions; // skip on initial RO. call or if display is none\r\n appear = !hadDimensions && hasDimensions;\r\n\r\n doDirectionScroll = !skip; // direction scroll when not skipping\r\n }\r\n // else if its triggered with DirectionCache\r\n else if (hasDirectionCache) {\r\n [, doDirectionScroll] = sizeChangedContext as CacheValues; // direction scroll when DirectionCache changed, false otherwise\r\n }\r\n // else if it triggered with appear from polyfill\r\n else {\r\n appear = sizeChangedContext === true;\r\n }\r\n\r\n if (observeDirectionChange && doDirectionScroll) {\r\n const rtl = hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)[0]\r\n : getElmDirectionIsRTL(sizeObserver);\r\n scrollLeft(\r\n sizeObserver,\r\n rtl\r\n ? rtlScrollBehavior.n\r\n ? -scrollAmount\r\n : rtlScrollBehavior.i\r\n ? 0\r\n : scrollAmount\r\n : scrollAmount\r\n );\r\n scrollTop(sizeObserver, scrollAmount);\r\n }\r\n\r\n if (!skip) {\r\n onSizeChangedCallback({\r\n _sizeChanged: !hasDirectionCache,\r\n _directionIsRTLCache: hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)\r\n : undefined,\r\n _appear: !!appear,\r\n });\r\n }\r\n };\r\n const offListeners: (() => void)[] = [];\r\n let appearCallback: ((...args: any) => any) | false = observeAppearChange\r\n ? onSizeChangedCallbackProxy\r\n : false;\r\n let directionIsRTLCache: Cache | undefined;\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(sizeObserver);\r\n },\r\n () => {\r\n if (ResizeObserverConstructor) {\r\n const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);\r\n resizeObserverInstance.observe(listenerElement);\r\n push(offListeners, () => {\r\n resizeObserverInstance.disconnect();\r\n });\r\n } else if (sizeObserverPlugin) {\r\n const [pluginAppearCallback, pluginOffListeners] = sizeObserverPlugin._(\r\n listenerElement,\r\n onSizeChangedCallbackProxy,\r\n observeAppearChange\r\n );\r\n appearCallback = pluginAppearCallback;\r\n push(offListeners, pluginOffListeners);\r\n }\r\n\r\n if (observeDirectionChange) {\r\n directionIsRTLCache = createCache(\r\n {\r\n _initialValue: !getIsDirectionRTL(), // invert current value to trigger initial change\r\n },\r\n getIsDirectionRTL\r\n );\r\n const [updateDirectionIsRTLCache] = directionIsRTLCache;\r\n\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'scroll', (event: Event) => {\r\n const directionIsRTLCacheValues = updateDirectionIsRTLCache();\r\n const [directionIsRTL, directionIsRTLChanged] = directionIsRTLCacheValues;\r\n\r\n if (directionIsRTLChanged) {\r\n removeClass(listenerElement, 'ltr rtl');\r\n if (directionIsRTL) {\r\n addClass(listenerElement, 'rtl');\r\n } else {\r\n addClass(listenerElement, 'ltr');\r\n }\r\n onSizeChangedCallbackProxy(directionIsRTLCacheValues);\r\n }\r\n\r\n stopPropagation(event);\r\n })\r\n );\r\n }\r\n\r\n // appearCallback is always needed on scroll-observer strategy to reset it\r\n if (appearCallback) {\r\n addClass(sizeObserver, classNameSizeObserverAppear);\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'animationstart', appearCallback, {\r\n // Fire only once for \"CSS is ready\" event if ResizeObserver strategy is used\r\n _once: !!ResizeObserverConstructor,\r\n })\r\n );\r\n }\r\n\r\n appendChildren(target, sizeObserver);\r\n },\r\n ];\r\n};\r\n","import {\r\n WH,\r\n CacheValues,\r\n createDiv,\r\n offsetSize,\r\n runEachAndClear,\r\n removeElements,\r\n createCache,\r\n push,\r\n IntersectionObserverConstructor,\r\n appendChildren,\r\n} from 'support';\r\nimport { createSizeObserver } from 'observers/sizeObserver';\r\nimport { classNameTrinsicObserver } from 'classnames';\r\n\r\nexport type TrinsicObserverCallback = (heightIntrinsic: CacheValues) => any;\r\nexport type TrinsicObserver = [\r\n destroy: () => void,\r\n append: () => void,\r\n update: () => void | Parameters\r\n];\r\n\r\nconst isHeightIntrinsic = (ioEntryOrSize: IntersectionObserverEntry | WH): boolean =>\r\n (ioEntryOrSize as WH).h === 0 ||\r\n (ioEntryOrSize as IntersectionObserverEntry).isIntersecting ||\r\n (ioEntryOrSize as IntersectionObserverEntry).intersectionRatio > 0;\r\n\r\n/**\r\n * Creates a trinsic observer which observes changes to intrinsic or extrinsic sizing for the height of the target element.\r\n * @param target The element which shall be observed.\r\n * @param onTrinsicChangedCallback The callback which gets called after a change was detected.\r\n * @returns A object which represents the instance of the trinsic observer.\r\n */\r\nexport const createTrinsicObserver = (\r\n target: HTMLElement,\r\n onTrinsicChangedCallback: TrinsicObserverCallback\r\n): TrinsicObserver => {\r\n let intersectionObserverInstance: undefined | IntersectionObserver;\r\n const trinsicObserver = createDiv(classNameTrinsicObserver);\r\n const offListeners: (() => void)[] = [];\r\n const [updateHeightIntrinsicCache] = createCache({\r\n _initialValue: false,\r\n });\r\n const triggerOnTrinsicChangedCallback = (\r\n updateValue?: IntersectionObserverEntry | WH,\r\n fromRecords?: true\r\n ): void | Parameters => {\r\n if (updateValue) {\r\n const heightIntrinsic = updateHeightIntrinsicCache(isHeightIntrinsic(updateValue));\r\n const [, heightIntrinsicChanged] = heightIntrinsic;\r\n\r\n if (heightIntrinsicChanged) {\r\n !fromRecords && onTrinsicChangedCallback(heightIntrinsic);\r\n return [heightIntrinsic];\r\n }\r\n }\r\n };\r\n const intersectionObserverCallback = (\r\n entries: IntersectionObserverEntry[],\r\n fromRecords?: true\r\n ) => {\r\n if (entries && entries.length > 0) {\r\n return triggerOnTrinsicChangedCallback(entries.pop(), fromRecords);\r\n }\r\n };\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(trinsicObserver);\r\n },\r\n () => {\r\n if (IntersectionObserverConstructor) {\r\n intersectionObserverInstance = new IntersectionObserverConstructor(\r\n (entries) => intersectionObserverCallback(entries),\r\n { root: target }\r\n );\r\n intersectionObserverInstance.observe(trinsicObserver);\r\n push(offListeners, () => {\r\n intersectionObserverInstance!.disconnect();\r\n });\r\n } else {\r\n const onSizeChanged = () => {\r\n const newSize = offsetSize(trinsicObserver);\r\n triggerOnTrinsicChangedCallback(newSize);\r\n };\r\n const [destroySizeObserver, appendSizeObserver] = createSizeObserver(\r\n trinsicObserver,\r\n onSizeChanged\r\n );\r\n push(offListeners, destroySizeObserver);\r\n appendSizeObserver();\r\n onSizeChanged();\r\n }\r\n\r\n appendChildren(target, trinsicObserver);\r\n },\r\n () => {\r\n if (intersectionObserverInstance) {\r\n return intersectionObserverCallback(intersectionObserverInstance.takeRecords(), true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n each,\r\n noop,\r\n debounce,\r\n indexOf,\r\n isString,\r\n MutationObserverConstructor,\r\n isEmptyArray,\r\n on,\r\n attr,\r\n is,\r\n find,\r\n push,\r\n} from 'support';\r\n\r\ntype DOMContentObserverCallback = (contentChangedTroughEvent: boolean) => any;\r\n\r\ntype DOMTargetObserverCallback = (targetChangedAttrs: string[], targetStyleChanged: boolean) => any;\r\n\r\ninterface DOMObserverOptionsBase {\r\n _attributes?: string[];\r\n _styleChangingAttributes?: string[];\r\n /**\r\n * A function which can ignore a changed attribute if it returns true.\r\n * for DOMTargetObserver this applies to the changes to the observed target\r\n * for DOMContentObserver this applies to changes to nested targets -> nested targets are elements which match the \"_nestedTargetSelector\" selector\r\n */\r\n _ignoreTargetChange?: DOMObserverIgnoreTargetChange;\r\n}\r\n\r\ninterface DOMContentObserverOptions extends DOMObserverOptionsBase {\r\n _eventContentChange?: DOMObserverEventContentChange; // [selector, eventname(s) | function returning eventname(s)] -> eventnames divided by whitespaces\r\n _nestedTargetSelector?: string;\r\n _ignoreContentChange?: DOMObserverIgnoreContentChange; // function which will prevent marking certain dom changes as content change if it returns true\r\n}\r\n\r\ntype DOMTargetObserverOptions = DOMObserverOptionsBase;\r\n\r\ntype ContentChangeArrayItem = [selector?: string, eventNames?: string] | null | undefined;\r\n\r\nexport type DOMObserverEventContentChange =\r\n | Array\r\n | false\r\n | null\r\n | undefined;\r\n\r\nexport type DOMObserverIgnoreContentChange = (\r\n mutation: MutationRecord,\r\n isNestedTarget: boolean,\r\n domObserverTarget: HTMLElement,\r\n domObserverOptions?: DOMContentObserverOptions\r\n) => boolean;\r\n\r\nexport type DOMObserverIgnoreTargetChange = (\r\n target: Node,\r\n attributeName: string,\r\n oldAttributeValue: string | null,\r\n newAttributeValue: string | null\r\n) => boolean;\r\n\r\nexport type DOMObserverCallback = ContentObserver extends true\r\n ? DOMContentObserverCallback\r\n : DOMTargetObserverCallback;\r\n\r\nexport type DOMObserverOptions = ContentObserver extends true\r\n ? DOMContentObserverOptions\r\n : DOMTargetObserverOptions;\r\n\r\nexport type DOMObserver = [\r\n destroy: () => void,\r\n update: () => void | false | Parameters>\r\n];\r\n\r\ntype EventContentChangeUpdateElement = (getElements?: (selector: string) => Node[]) => void;\r\ntype EventContentChange = [destroy: () => void, updateElements: EventContentChangeUpdateElement];\r\n\r\n/**\r\n * Creates a set of helper functions to observe events of elements inside the target element.\r\n * @param target The target element of which the children elements shall be observed. (not only direct children but also nested ones)\r\n * @param eventContentChange The event content change array. (array of tuples: selector and eventname(s))\r\n * @param callback Callback which is called if one of the elements emits the corresponding event.\r\n * @returns A object which contains a set of helper functions to destroy and update the observation of elements.\r\n */\r\nconst createEventContentChange = (\r\n target: Element,\r\n callback: (...args: any) => any,\r\n eventContentChange?: DOMObserverEventContentChange\r\n): EventContentChange => {\r\n let map: WeakMap any]> | undefined; // weak map to prevent memory leak for detached elements\r\n let destroyed = false;\r\n const destroy = () => {\r\n destroyed = true;\r\n };\r\n const updateElements: EventContentChangeUpdateElement = (getElements?) => {\r\n if (eventContentChange) {\r\n const eventElmList = eventContentChange.reduce>((arr, item) => {\r\n if (item) {\r\n const selector = item[0];\r\n const eventNames = item[1];\r\n const elements =\r\n eventNames &&\r\n selector &&\r\n (getElements ? getElements(selector) : find(selector, target));\r\n\r\n if (elements && elements.length && eventNames && isString(eventNames)) {\r\n push(arr, [elements, eventNames.trim()], true);\r\n }\r\n }\r\n return arr;\r\n }, []);\r\n\r\n each(eventElmList, (item) =>\r\n each(item[0], (elm) => {\r\n const eventNames = item[1];\r\n const entry = map!.get(elm);\r\n\r\n if (entry) {\r\n const entryEventNames = entry[0];\r\n const entryOff = entry[1];\r\n\r\n // in case an already registered element is registered again, unregister the previous events\r\n if (entryEventNames === eventNames) {\r\n entryOff();\r\n }\r\n }\r\n\r\n const off = on(elm, eventNames, (event: Event) => {\r\n if (destroyed) {\r\n off();\r\n map!.delete(elm);\r\n } else {\r\n callback(event);\r\n }\r\n });\r\n map!.set(elm, [eventNames, off]);\r\n })\r\n );\r\n }\r\n };\r\n\r\n if (eventContentChange) {\r\n map = new WeakMap();\r\n updateElements();\r\n }\r\n\r\n return [destroy, updateElements];\r\n};\r\n\r\n/**\r\n * Creates a DOM observer which observes DOM changes to either the target element or its children.\r\n * @param target The element which shall be observed.\r\n * @param isContentObserver Whether this observer is just observing the target or just the targets children. (not only direct children but also nested ones)\r\n * @param callback The callback which gets called if a change was detected.\r\n * @param options The options for DOM change detection.\r\n * @returns A object which represents the instance of the DOM observer.\r\n */\r\nexport const createDOMObserver = (\r\n target: HTMLElement,\r\n isContentObserver: ContentObserver,\r\n callback: DOMObserverCallback,\r\n options?: DOMObserverOptions\r\n): DOMObserver => {\r\n let isConnected = false;\r\n const {\r\n _attributes,\r\n _styleChangingAttributes,\r\n _eventContentChange,\r\n _nestedTargetSelector,\r\n _ignoreTargetChange,\r\n _ignoreContentChange,\r\n } = (options as DOMContentObserverOptions & DOMTargetObserverOptions) || {};\r\n const debouncedEventContentChange = debounce(\r\n () => {\r\n if (isConnected) {\r\n (callback as DOMContentObserverCallback)(true);\r\n }\r\n },\r\n { _timeout: 33, _maxDelay: 99 }\r\n );\r\n const [destroyEventContentChange, updateEventContentChangeElements] = createEventContentChange(\r\n target,\r\n debouncedEventContentChange,\r\n _eventContentChange\r\n );\r\n\r\n // MutationObserver\r\n const finalAttributes = _attributes || [];\r\n const finalStyleChangingAttributes = _styleChangingAttributes || [];\r\n const observedAttributes = finalAttributes.concat(finalStyleChangingAttributes);\r\n const observerCallback = (\r\n mutations: MutationRecord[],\r\n fromRecords?: true\r\n ): void | Parameters> => {\r\n const ignoreTargetChange = _ignoreTargetChange || noop;\r\n const ignoreContentChange = _ignoreContentChange || noop;\r\n const targetChangedAttrs: string[] = [];\r\n const totalAddedNodes: Node[] = [];\r\n let targetStyleChanged = false;\r\n let contentChanged = false;\r\n let childListChanged = false;\r\n each(mutations, (mutation) => {\r\n const { attributeName, target: mutationTarget, type, oldValue, addedNodes } = mutation;\r\n const isAttributesType = type === 'attributes';\r\n const isChildListType = type === 'childList';\r\n const targetIsMutationTarget = target === mutationTarget;\r\n const attributeValue =\r\n isAttributesType && isString(attributeName)\r\n ? attr(mutationTarget as HTMLElement, attributeName!)\r\n : 0;\r\n const attributeChanged = attributeValue !== 0 && oldValue !== attributeValue;\r\n const styleChangingAttrChanged =\r\n indexOf(finalStyleChangingAttributes, attributeName) > -1 && attributeChanged;\r\n\r\n // if is content observer and something changed in children\r\n if (isContentObserver && !targetIsMutationTarget) {\r\n const notOnlyAttrChanged = !isAttributesType;\r\n const contentAttrChanged = isAttributesType && styleChangingAttrChanged;\r\n const isNestedTarget =\r\n contentAttrChanged && _nestedTargetSelector && is(mutationTarget, _nestedTargetSelector);\r\n const baseAssertion = isNestedTarget\r\n ? !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n : notOnlyAttrChanged || contentAttrChanged;\r\n const contentFinalChanged =\r\n baseAssertion && !ignoreContentChange(mutation, !!isNestedTarget, target, options);\r\n\r\n push(totalAddedNodes, addedNodes);\r\n\r\n contentChanged = contentChanged || contentFinalChanged;\r\n childListChanged = childListChanged || isChildListType;\r\n }\r\n // if is target observer and target attr changed\r\n if (\r\n !isContentObserver &&\r\n targetIsMutationTarget &&\r\n attributeChanged &&\r\n !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n ) {\r\n push(targetChangedAttrs, attributeName!);\r\n targetStyleChanged = targetStyleChanged || styleChangingAttrChanged;\r\n }\r\n });\r\n\r\n if (childListChanged && !isEmptyArray(totalAddedNodes)) {\r\n // adds / removes the new elements from the event content change\r\n updateEventContentChangeElements((selector) =>\r\n totalAddedNodes.reduce((arr, node) => {\r\n push(arr, find(selector, node));\r\n return is(node, selector) ? push(arr, node) : arr;\r\n }, [])\r\n );\r\n }\r\n\r\n if (isContentObserver) {\r\n !fromRecords && contentChanged && (callback as DOMContentObserverCallback)(false);\r\n return [false] as Parameters>;\r\n }\r\n if (!isEmptyArray(targetChangedAttrs) || targetStyleChanged) {\r\n !fromRecords &&\r\n (callback as DOMTargetObserverCallback)(targetChangedAttrs, targetStyleChanged);\r\n return [targetChangedAttrs, targetStyleChanged] as Parameters<\r\n DOMObserverCallback\r\n >;\r\n }\r\n };\r\n const mutationObserver: MutationObserver = new MutationObserverConstructor!((mutations) =>\r\n observerCallback(mutations)\r\n );\r\n\r\n // Connect\r\n mutationObserver.observe(target, {\r\n attributes: true,\r\n attributeOldValue: true,\r\n attributeFilter: observedAttributes,\r\n subtree: isContentObserver,\r\n childList: isContentObserver,\r\n characterData: isContentObserver,\r\n });\r\n isConnected = true;\r\n\r\n return [\r\n () => {\r\n if (isConnected) {\r\n destroyEventContentChange();\r\n mutationObserver.disconnect();\r\n isConnected = false;\r\n }\r\n },\r\n () => {\r\n if (isConnected) {\r\n debouncedEventContentChange._flush();\r\n\r\n const records = mutationObserver.takeRecords();\r\n return !isEmptyArray(records) && observerCallback(records, true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n debounce,\r\n isArray,\r\n isNumber,\r\n each,\r\n indexOf,\r\n isString,\r\n attr,\r\n removeAttr,\r\n CacheValues,\r\n keys,\r\n liesBetween,\r\n scrollSize,\r\n equalWH,\r\n createCache,\r\n WH,\r\n fractionalSize,\r\n isFunction,\r\n ResizeObserverConstructor,\r\n closest,\r\n assignDeep,\r\n push,\r\n scrollLeft,\r\n scrollTop,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n dataAttributeHost,\r\n dataValueHostOverflowVisible,\r\n dataValueHostUpdating,\r\n classNameViewport,\r\n classNameOverflowVisible,\r\n classNameScrollbar,\r\n classNameViewportArrange,\r\n} from 'classnames';\r\nimport { createSizeObserver, SizeObserverCallbackParams } from 'observers/sizeObserver';\r\nimport { createTrinsicObserver } from 'observers/trinsicObserver';\r\nimport { createDOMObserver, DOMObserver } from 'observers/domObserver';\r\nimport type { SetupState, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type {\r\n StructureSetupUpdate,\r\n StructureSetupUpdateHints,\r\n} from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport type StructureSetupObserversUpdate = (checkOption: SetupUpdateCheckOption) => void;\r\n\r\nexport type StructureSetupObservers = [\r\n destroy: () => void,\r\n appendElements: () => void,\r\n updateObservers: () => Partial,\r\n updateObserversOptions: StructureSetupObserversUpdate\r\n];\r\n\r\ntype ExcludeFromTuple = T extends [infer F, ...infer R]\r\n ? [F] extends [E]\r\n ? ExcludeFromTuple\r\n : [F, ...ExcludeFromTuple]\r\n : [];\r\n\r\nconst hostSelector = `[${dataAttributeHost}]`;\r\n\r\n// TODO: observer textarea attrs if textarea\r\n\r\nconst viewportSelector = `.${classNameViewport}`;\r\nconst viewportAttrsFromTarget = ['tabindex'];\r\nconst baseStyleChangingAttrsTextarea = ['wrap', 'cols', 'rows'];\r\nconst baseStyleChangingAttrs = ['id', 'class', 'style', 'open'];\r\n\r\nexport const createStructureSetupObservers = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState,\r\n structureSetupUpdate: (\r\n ...args: ExcludeFromTuple, Parameters[0]>\r\n ) => any\r\n): StructureSetupObservers => {\r\n let debounceTimeout: number | false | undefined;\r\n let debounceMaxDelay: number | false | undefined;\r\n let contentMutationObserver: DOMObserver | undefined;\r\n const [, setState] = state;\r\n const {\r\n _host,\r\n _viewport,\r\n _content,\r\n _isTextarea,\r\n _viewportIsTarget,\r\n _viewportHasClass,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const { _flexboxGlue } = getEnvironment();\r\n\r\n const [updateContentSizeCache] = createCache>(\r\n {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n },\r\n () => {\r\n const hasOver = _viewportHasClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n const hasVpStyle = _viewportHasClass(classNameViewportArrange, '');\r\n const scrollOffsetX = hasVpStyle && scrollLeft(_viewport);\r\n const scrollOffsetY = hasVpStyle && scrollTop(_viewport);\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n _viewportAddRemoveClass(classNameViewportArrange, '');\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n const contentScroll = scrollSize(_content);\r\n const viewportScroll = scrollSize(_viewport);\r\n const fractional = fractionalSize(_viewport);\r\n\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, hasOver);\r\n _viewportAddRemoveClass(classNameViewportArrange, '', hasVpStyle);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n return {\r\n w: viewportScroll.w + contentScroll.w + fractional.w,\r\n h: viewportScroll.h + contentScroll.h + fractional.h,\r\n };\r\n }\r\n );\r\n const contentMutationObserverAttr = _isTextarea\r\n ? baseStyleChangingAttrsTextarea\r\n : baseStyleChangingAttrs.concat(baseStyleChangingAttrsTextarea);\r\n const structureSetupUpdateWithDebouncedAdaptiveUpdateHints = debounce(structureSetupUpdate, {\r\n _timeout: () => debounceTimeout,\r\n _maxDelay: () => debounceMaxDelay,\r\n _mergeParams(prev, curr) {\r\n const [prevObj] = prev;\r\n const [currObj] = curr;\r\n return [\r\n keys(prevObj)\r\n .concat(keys(currObj))\r\n .reduce((obj, key) => {\r\n obj[key] = prevObj[key] || currObj[key];\r\n return obj;\r\n }, {}),\r\n ] as [Partial];\r\n },\r\n });\r\n\r\n const updateViewportAttrsFromHost = (attributes?: string[]) => {\r\n each(attributes || viewportAttrsFromTarget, (attribute) => {\r\n if (indexOf(viewportAttrsFromTarget, attribute) > -1) {\r\n const hostAttr = attr(_host, attribute);\r\n if (isString(hostAttr)) {\r\n attr(_viewport, attribute, hostAttr);\r\n } else {\r\n removeAttr(_viewport, attribute);\r\n }\r\n }\r\n });\r\n };\r\n const onTrinsicChanged = (heightIntrinsicCache: CacheValues, fromRecords?: true) => {\r\n const [heightIntrinsic, heightIntrinsicChanged] = heightIntrinsicCache;\r\n const updateHints: Partial = {\r\n _heightIntrinsicChanged: heightIntrinsicChanged,\r\n };\r\n setState({ _heightIntrinsic: heightIntrinsic });\r\n !fromRecords && structureSetupUpdate(updateHints);\r\n return updateHints;\r\n };\r\n const onSizeChanged = ({\r\n _sizeChanged,\r\n _directionIsRTLCache,\r\n _appear,\r\n }: SizeObserverCallbackParams) => {\r\n const updateFn =\r\n !_sizeChanged || _appear\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n let directionChanged = false;\r\n if (_directionIsRTLCache) {\r\n const [directionIsRTL, directionIsRTLChanged] = _directionIsRTLCache;\r\n directionChanged = directionIsRTLChanged;\r\n setState({ _directionIsRTL: directionIsRTL });\r\n }\r\n\r\n updateFn({ _sizeChanged, _directionChanged: directionChanged });\r\n };\r\n const onContentMutation = (contentChangedTroughEvent: boolean, fromRecords?: true) => {\r\n const [, contentSizeChanged] = updateContentSizeCache();\r\n const updateHints: Partial = {\r\n _contentMutation: contentSizeChanged,\r\n };\r\n // if contentChangedTroughEvent is true its already debounced\r\n const updateFn = contentChangedTroughEvent\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n if (contentSizeChanged) {\r\n !fromRecords && updateFn(updateHints);\r\n }\r\n return updateHints;\r\n };\r\n const onHostMutation = (\r\n targetChangedAttrs: string[],\r\n targetStyleChanged: boolean,\r\n fromRecords?: true\r\n ) => {\r\n const updateHints: Partial = { _hostMutation: targetStyleChanged };\r\n if (targetStyleChanged) {\r\n !fromRecords && structureSetupUpdateWithDebouncedAdaptiveUpdateHints(updateHints);\r\n } else if (!_viewportIsTarget) {\r\n updateViewportAttrsFromHost(targetChangedAttrs);\r\n }\r\n return updateHints;\r\n };\r\n\r\n const [destroyTrinsicObserver, appendTrinsicObserver, updateTrinsicObserver] =\r\n _content || !_flexboxGlue ? createTrinsicObserver(_host, onTrinsicChanged) : [noop, noop, noop];\r\n const [destroySizeObserver, appendSizeObserver] = !_viewportIsTarget\r\n ? createSizeObserver(_host, onSizeChanged, {\r\n _appear: true,\r\n _direction: true,\r\n })\r\n : [noop, noop];\r\n const [destroyHostMutationObserver, updateHostMutationObserver] = createDOMObserver(\r\n _host,\r\n false,\r\n onHostMutation,\r\n {\r\n _styleChangingAttributes: baseStyleChangingAttrs,\r\n _attributes: baseStyleChangingAttrs.concat(viewportAttrsFromTarget),\r\n }\r\n );\r\n\r\n const viewportIsTargetResizeObserver =\r\n _viewportIsTarget &&\r\n ResizeObserverConstructor &&\r\n new ResizeObserverConstructor(onSizeChanged.bind(0, { _sizeChanged: true }));\r\n\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.observe(_host);\r\n updateViewportAttrsFromHost();\r\n\r\n return [\r\n () => {\r\n destroyTrinsicObserver();\r\n destroySizeObserver();\r\n contentMutationObserver && contentMutationObserver[0](); // destroy\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.disconnect();\r\n destroyHostMutationObserver();\r\n },\r\n () => {\r\n // order is matter!\r\n appendSizeObserver();\r\n appendTrinsicObserver();\r\n },\r\n () => {\r\n const updateHints: Partial = {};\r\n const hostUpdateResult = updateHostMutationObserver();\r\n const trinsicUpdateResult = updateTrinsicObserver();\r\n const contentUpdateResult = contentMutationObserver && contentMutationObserver[1](); // update\r\n\r\n if (hostUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onHostMutation.apply(\r\n 0,\r\n push(hostUpdateResult, true) as [\r\n ...updateResult: typeof hostUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (trinsicUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onTrinsicChanged.apply(\r\n 0,\r\n push(trinsicUpdateResult as any[], true) as [\r\n ...updateResult: typeof trinsicUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (contentUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onContentMutation.apply(\r\n 0,\r\n push(contentUpdateResult, true) as [\r\n ...updateResult: typeof contentUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n\r\n return updateHints;\r\n },\r\n (checkOption) => {\r\n const [ignoreMutation] = checkOption('updating.ignoreMutation');\r\n const [attributes, attributesChanged] = checkOption('updating.attributes');\r\n const [elementEvents, elementEventsChanged] = checkOption | null>(\r\n 'updating.elementEvents'\r\n );\r\n const [debounceValue, debounceChanged] = checkOption | number | null>(\r\n 'updating.debounce'\r\n );\r\n const updateContentMutationObserver = elementEventsChanged || attributesChanged;\r\n const ignoreMutationFromOptions = (mutation: MutationRecord) =>\r\n isFunction(ignoreMutation) && ignoreMutation(mutation);\r\n\r\n if (updateContentMutationObserver) {\r\n if (contentMutationObserver) {\r\n contentMutationObserver[1](); // update\r\n contentMutationObserver[0](); // destroy\r\n }\r\n contentMutationObserver = createDOMObserver(\r\n _content || _viewport,\r\n true,\r\n onContentMutation,\r\n {\r\n _styleChangingAttributes: contentMutationObserverAttr.concat(attributes || []),\r\n _attributes: contentMutationObserverAttr.concat(attributes || []),\r\n _eventContentChange: elementEvents,\r\n _nestedTargetSelector: hostSelector,\r\n _ignoreContentChange: (mutation, isNestedTarget) => {\r\n const { target, attributeName } = mutation;\r\n const ignore =\r\n !isNestedTarget && attributeName\r\n ? liesBetween(target, hostSelector, viewportSelector)\r\n : false;\r\n return (\r\n ignore ||\r\n !!closest(target, `.${classNameScrollbar}`) || // ignore explicitely all scrollbar elements\r\n !!ignoreMutationFromOptions(mutation)\r\n );\r\n },\r\n }\r\n );\r\n }\r\n\r\n if (debounceChanged) {\r\n structureSetupUpdateWithDebouncedAdaptiveUpdateHints._flush();\r\n if (isArray(debounceValue)) {\r\n const timeout = debounceValue[0];\r\n const maxWait = debounceValue[1];\r\n debounceTimeout = isNumber(timeout) ? timeout : false;\r\n debounceMaxDelay = isNumber(maxWait) ? maxWait : false;\r\n } else if (isNumber(debounceValue)) {\r\n debounceTimeout = debounceValue;\r\n debounceMaxDelay = false;\r\n } else {\r\n debounceTimeout = false;\r\n debounceMaxDelay = false;\r\n }\r\n }\r\n },\r\n ];\r\n};\r\n","import { createEventListenerHub, isEmptyObject, keys } from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createStructureSetupElements } from 'setups/structureSetup/structureSetup.elements';\r\nimport { createStructureSetupUpdate } from 'setups/structureSetup/structureSetup.update';\r\nimport { createStructureSetupObservers } from 'setups/structureSetup/structureSetup.observers';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { TRBL, XY, EventListener } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { Setup } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, StyleObject, OverflowStyle } from 'typings';\r\n\r\nexport interface StructureSetupState {\r\n _padding: TRBL;\r\n _paddingAbsolute: boolean;\r\n _viewportPaddingStyle: StyleObject;\r\n _overflowEdge: XY;\r\n _overflowAmount: XY;\r\n _overflowStyle: XY;\r\n _hasOverflow: XY;\r\n _heightIntrinsic: boolean;\r\n _directionIsRTL: boolean;\r\n}\r\n\r\nexport interface StructureSetupStaticState {\r\n _elements: StructureSetupElementsObj;\r\n _appendElements: () => void;\r\n _addOnUpdatedListener: (listener: EventListener) => void;\r\n}\r\n\r\ntype StructureSetupEventMap = {\r\n u: [updateHints: StructureSetupUpdateHints, changedOptions: DeepPartial, force: boolean];\r\n};\r\n\r\nconst initialXYNumber = { x: 0, y: 0 };\r\nconst initialStructureSetupUpdateState: StructureSetupState = {\r\n _padding: {\r\n t: 0,\r\n r: 0,\r\n b: 0,\r\n l: 0,\r\n },\r\n _paddingAbsolute: false,\r\n _viewportPaddingStyle: {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n paddingTop: 0,\r\n paddingRight: 0,\r\n paddingBottom: 0,\r\n paddingLeft: 0,\r\n },\r\n _overflowEdge: initialXYNumber,\r\n _overflowAmount: initialXYNumber,\r\n _overflowStyle: {\r\n x: 'hidden',\r\n y: 'hidden',\r\n },\r\n _hasOverflow: {\r\n x: false,\r\n y: false,\r\n },\r\n _heightIntrinsic: false,\r\n _directionIsRTL: false,\r\n};\r\n\r\nexport const createStructureSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions\r\n): Setup => {\r\n const checkOptionsFallback = createOptionCheck(options, {});\r\n const state = createState(initialStructureSetupUpdateState);\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub();\r\n const [getState] = state;\r\n const [elements, appendStructureElements, destroyElements] = createStructureSetupElements(target);\r\n const updateStructure = createStructureSetupUpdate(elements, state);\r\n const triggerUpdateEvent: (...args: StructureSetupEventMap['u']) => void = (\r\n updateHints,\r\n changedOptions,\r\n force\r\n ) => {\r\n const truthyUpdateHints = keys(updateHints).some((key) => updateHints[key]);\r\n\r\n if (truthyUpdateHints || !isEmptyObject(changedOptions) || force) {\r\n triggerEvent('u', [updateHints, changedOptions, force]);\r\n }\r\n };\r\n const [destroyObservers, appendObserverElements, updateObservers, updateObserversOptions] =\r\n createStructureSetupObservers(elements, state, (updateHints) => {\r\n triggerUpdateEvent(updateStructure(checkOptionsFallback, updateHints), {}, false);\r\n });\r\n\r\n const structureSetupState = getState.bind(0) as (() => StructureSetupState) &\r\n StructureSetupStaticState;\r\n structureSetupState._addOnUpdatedListener = (listener) => {\r\n addEvent('u', listener);\r\n };\r\n structureSetupState._appendElements = () => {\r\n appendObserverElements();\r\n appendStructureElements();\r\n };\r\n structureSetupState._elements = elements;\r\n\r\n return [\r\n (changedOptions, force?) => {\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n updateObserversOptions(checkOption);\r\n triggerUpdateEvent(\r\n updateStructure(checkOption, updateObservers(), force),\r\n changedOptions,\r\n !!force\r\n );\r\n },\r\n structureSetupState,\r\n () => {\r\n removeEvent();\r\n destroyObservers();\r\n destroyElements();\r\n },\r\n ];\r\n};\r\n","import {\r\n getBoundingClientRect,\r\n offsetSize,\r\n on,\r\n preventDefault,\r\n runEachAndClear,\r\n stopPropagation,\r\n style,\r\n XY,\r\n} from 'support';\r\nimport { classNamesScrollbarInteraction } from 'classnames';\r\nimport type { ReadonlyOptions } from 'options';\r\nimport type { StructureSetupState } from 'setups';\r\nimport type {\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport { getEnvironment } from 'environment';\r\n\r\nexport type ScrollbarsSetupEvents = (\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollbarsAddRemoveClass: ScrollbarsSetupElementsObj['_scrollbarsAddRemoveClass'],\r\n documentElm: Document,\r\n scrollOffsetElm: HTMLElement,\r\n isHorizontal?: boolean\r\n) => () => void;\r\n\r\nconst { round, abs } = Math;\r\nconst getPageOffset = (event: PointerEvent): XY => ({\r\n x: event.pageX,\r\n y: event.pageY,\r\n});\r\nconst getScale = (element: HTMLElement): XY => {\r\n const { width, height } = getBoundingClientRect(element);\r\n const { w, h } = offsetSize(element);\r\n return {\r\n x: round(width) / w || 1,\r\n y: round(height) / h || 1,\r\n };\r\n};\r\nconst continuePointerDown = (\r\n event: PointerEvent,\r\n options: ReadonlyOptions,\r\n scrollType: 'dragScroll' | 'clickScroll'\r\n) => {\r\n const scrollbarOptions = options.scrollbars;\r\n const { button, isPrimary, pointerType } = event;\r\n const { pointers } = scrollbarOptions;\r\n return (\r\n button === 0 &&\r\n isPrimary &&\r\n scrollbarOptions[scrollType] &&\r\n (pointers || []).includes(pointerType)\r\n );\r\n};\r\nconst createRootClickStopPropagationEvents = (scrollbar: HTMLElement, documentElm: Document) =>\r\n on(\r\n scrollbar,\r\n 'mousedown',\r\n on.bind(0, documentElm, 'click', stopPropagation, { _once: true, _capture: true }),\r\n { _capture: true }\r\n );\r\nconst createDragScrollingEvents = (\r\n options: ReadonlyOptions,\r\n doc: Document,\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: () => StructureSetupState,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const { _handle, _track, _scrollbar } = scrollbarStructure;\r\n const scrollOffsetKey = `scroll${isHorizontal ? 'Left' : 'Top'}`;\r\n const xyKey = `${isHorizontal ? 'x' : 'y'}`;\r\n const whKey = `${isHorizontal ? 'w' : 'h'}`;\r\n const createOnPointerMoveHandler =\r\n (mouseDownScroll: number, mouseDownPageOffset: number, mouseDownInvertedScale: number) =>\r\n (event: PointerEvent) => {\r\n const { _overflowAmount } = structureSetupState();\r\n const movement = (getPageOffset(event)[xyKey] - mouseDownPageOffset) * mouseDownInvertedScale;\r\n const handleTrackDiff = offsetSize(_track)[whKey] - offsetSize(_handle)[whKey];\r\n const scrollDeltaPercent = movement / handleTrackDiff;\r\n const scrollDelta = scrollDeltaPercent * _overflowAmount[xyKey];\r\n const isRTL = style(_scrollbar, 'direction') === 'rtl';\r\n const negateMultiplactor =\r\n isRTL && isHorizontal ? (_rtlScrollBehavior.n || _rtlScrollBehavior.i ? 1 : -1) : 1;\r\n\r\n scrollOffsetElement[scrollOffsetKey] =\r\n abs(mouseDownScroll) + scrollDelta * negateMultiplactor;\r\n };\r\n\r\n return on(_handle, 'pointerdown', (pointerDownEvent: PointerEvent) => {\r\n if (continuePointerDown(pointerDownEvent, options, 'dragScroll')) {\r\n const offSelectStart = on(doc, 'selectstart', (event: Event) => preventDefault(event), {\r\n _passive: false,\r\n });\r\n const offPointerMove = on(\r\n _handle,\r\n 'pointermove',\r\n createOnPointerMoveHandler(\r\n scrollOffsetElement[scrollOffsetKey] || 0,\r\n getPageOffset(pointerDownEvent)[xyKey],\r\n 1 / getScale(scrollOffsetElement)[xyKey]\r\n )\r\n );\r\n\r\n on(\r\n _handle,\r\n 'pointerup',\r\n (pointerUpEvent: PointerEvent) => {\r\n offSelectStart();\r\n offPointerMove();\r\n _handle.releasePointerCapture(pointerUpEvent.pointerId);\r\n },\r\n { _once: true }\r\n );\r\n _handle.setPointerCapture(pointerDownEvent.pointerId);\r\n }\r\n });\r\n};\r\n\r\nexport const createScrollbarsSetupEvents =\r\n (\r\n options: ReadonlyOptions,\r\n structureSetupState: () => StructureSetupState\r\n ): ScrollbarsSetupEvents =>\r\n (scrollbarStructure, scrollbarsAddRemoveClass, documentElm, scrollOffsetElm, isHorizontal) => {\r\n const { _scrollbar } = scrollbarStructure;\r\n\r\n return runEachAndClear.bind(0, [\r\n on(_scrollbar, 'pointerenter', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction, true);\r\n }),\r\n on(_scrollbar, 'pointerleave pointercancel', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction);\r\n }),\r\n createRootClickStopPropagationEvents(_scrollbar, documentElm),\r\n createDragScrollingEvents(\r\n options,\r\n documentElm,\r\n scrollbarStructure,\r\n scrollOffsetElm,\r\n structureSetupState,\r\n isHorizontal\r\n ),\r\n ]);\r\n };\r\n","import { offsetSize } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { StructureSetupState } from 'setups';\r\n\r\nconst { min, max, abs } = Math;\r\nexport const getScrollbarHandleLengthRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n isHorizontal?: boolean,\r\n structureSetupState?: StructureSetupState\r\n) => {\r\n if (structureSetupState) {\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const { _overflowAmount, _overflowEdge } = structureSetupState;\r\n\r\n const viewportSize = _overflowEdge[axis];\r\n const overflowAmount = _overflowAmount[axis];\r\n return max(0, min(1, viewportSize / (viewportSize + overflowAmount)));\r\n }\r\n const axis = isHorizontal ? 'w' : 'h';\r\n const handleSize = offsetSize(scrollbarHandle)[axis];\r\n const trackSize = offsetSize(scrollbarTrack)[axis];\r\n return max(0, min(1, handleSize / trackSize));\r\n};\r\nexport const getScrollbarHandleOffsetRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: StructureSetupState,\r\n isRTL: boolean,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const scrollLeftTop = isHorizontal ? 'Left' : 'Top';\r\n const { _overflowAmount } = structureSetupState;\r\n const scrollPositionMax = Math.floor(_overflowAmount[axis]);\r\n const scrollPosition = abs(scrollOffsetElement[`scroll${scrollLeftTop}`]);\r\n const handleRTL = isHorizontal && isRTL;\r\n const rtlNormalizedScrollPosition = _rtlScrollBehavior.i\r\n ? scrollPosition\r\n : scrollPositionMax - scrollPosition;\r\n const finalScrollPosition = handleRTL ? rtlNormalizedScrollPosition : scrollPosition;\r\n const scrollPercent = min(1, finalScrollPosition / scrollPositionMax);\r\n const lengthRatio = getScrollbarHandleLengthRatio(scrollbarHandle, scrollbarTrack, isHorizontal);\r\n\r\n return (1 / lengthRatio) * (1 - lengthRatio) * scrollPercent;\r\n};\r\n","import {\r\n addClass,\r\n appendChildren,\r\n createDiv,\r\n each,\r\n isBoolean,\r\n isEmptyArray,\r\n push,\r\n removeClass,\r\n removeElements,\r\n runEachAndClear,\r\n setT,\r\n style,\r\n} from 'support';\r\nimport {\r\n classNameScrollbar,\r\n classNameScrollbarHorizontal,\r\n classNameScrollbarVertical,\r\n classNameScrollbarTrack,\r\n classNameScrollbarHandle,\r\n classNamesScrollbarTransitionless,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { dynamicInitializationElement as generalDynamicInitializationElement } from 'initialization';\r\nimport {\r\n getScrollbarHandleLengthRatio,\r\n getScrollbarHandleOffsetRatio,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.calculations';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { ScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport type {\r\n ScrollbarsInitialization,\r\n ScrollbarsDynamicInitializationElement,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.initialization';\r\nimport type { StyleObject } from 'typings';\r\nimport { StructureSetupState } from 'setups';\r\n\r\nexport interface ScrollbarStructure {\r\n _scrollbar: HTMLElement;\r\n _track: HTMLElement;\r\n _handle: HTMLElement;\r\n}\r\n\r\nexport interface ScrollbarsSetupElement {\r\n _scrollbarStructures: ScrollbarStructure[];\r\n _clone: () => ScrollbarStructure;\r\n _handleStyle: (\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => void;\r\n}\r\n\r\nexport interface ScrollbarsSetupElementsObj {\r\n _scrollbarsAddRemoveClass: (\r\n classNames: string | false | null | undefined,\r\n add?: boolean,\r\n isHorizontal?: boolean\r\n ) => void;\r\n _refreshScrollbarsHandleLength: (structureSetupState: StructureSetupState) => void;\r\n _refreshScrollbarsHandleOffset: (structureSetupState: StructureSetupState) => void;\r\n _horizontal: ScrollbarsSetupElement;\r\n _vertical: ScrollbarsSetupElement;\r\n}\r\n\r\nexport type ScrollbarsSetupElements = [\r\n elements: ScrollbarsSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport const createScrollbarsSetupElements = (\r\n target: InitializationTarget,\r\n structureSetupElements: StructureSetupElementsObj,\r\n scrollbarsSetupEvents: ScrollbarsSetupEvents\r\n): ScrollbarsSetupElements => {\r\n const { _getDefaultInitialization } = getEnvironment();\r\n const { scrollbarsSlot: defaultScrollbarsSlot } = _getDefaultInitialization();\r\n const { _documentElm, _target, _host, _viewport, _targetIsElm, _scrollOffsetElement } =\r\n structureSetupElements;\r\n const { scrollbarsSlot } = (_targetIsElm ? {} : target) as ScrollbarsInitialization;\r\n const evaluatedScrollbarSlot =\r\n generalDynamicInitializationElement(\r\n [_target, _host, _viewport],\r\n () => _host,\r\n defaultScrollbarsSlot,\r\n scrollbarsSlot\r\n );\r\n const scrollbarStructureAddRemoveClass = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n classNames: string | false | null | undefined,\r\n add?: boolean\r\n ) => {\r\n const action = add ? addClass : removeClass;\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n action(scrollbarStructure._scrollbar, classNames);\r\n });\r\n };\r\n const scrollbarsHandleStyle = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => {\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n const [elm, styles] = elmStyle(scrollbarStructure);\r\n style(elm, styles);\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleLength = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track } = structure;\r\n return [\r\n _handle,\r\n {\r\n [isHorizontal ? 'width' : 'height']: `${(\r\n getScrollbarHandleLengthRatio(_handle, _track, isHorizontal, structureSetupState) * 100\r\n ).toFixed(3)}%`,\r\n },\r\n ];\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleOffset = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n const translateAxis = isHorizontal ? 'X' : 'Y';\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track, _scrollbar } = structure;\r\n const offsetRatio = getScrollbarHandleOffsetRatio(\r\n _handle,\r\n _track,\r\n _scrollOffsetElement,\r\n structureSetupState,\r\n style(_scrollbar, 'direction') === 'rtl',\r\n isHorizontal\r\n );\r\n // eslint-disable-next-line no-self-compare\r\n const validOffsetRatio = offsetRatio === offsetRatio; // is false when offset is NaN\r\n return [\r\n _handle,\r\n {\r\n transform: validOffsetRatio\r\n ? `translate${translateAxis}(${(offsetRatio * 100).toFixed(3)}%)`\r\n : '',\r\n },\r\n ];\r\n });\r\n };\r\n\r\n const destroyFns: (() => void)[] = [];\r\n const horizontalScrollbars: ScrollbarStructure[] = [];\r\n const verticalScrollbars: ScrollbarStructure[] = [];\r\n\r\n const scrollbarsAddRemoveClass = (\r\n className: string | false | null | undefined,\r\n add?: boolean,\r\n onlyHorizontal?: boolean\r\n ) => {\r\n const singleAxis = isBoolean(onlyHorizontal);\r\n const runHorizontal = singleAxis ? onlyHorizontal : true;\r\n const runVertical = singleAxis ? !onlyHorizontal : true;\r\n runHorizontal && scrollbarStructureAddRemoveClass(horizontalScrollbars, className, add);\r\n runVertical && scrollbarStructureAddRemoveClass(verticalScrollbars, className, add);\r\n };\r\n const refreshScrollbarsHandleLength = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleLength(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleLength(verticalScrollbars, structureSetupState);\r\n };\r\n const refreshScrollbarsHandleOffset = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleOffset(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleOffset(verticalScrollbars, structureSetupState);\r\n };\r\n const generateScrollbarDOM = (isHorizontal?: boolean): ScrollbarStructure => {\r\n const scrollbarClassName = isHorizontal\r\n ? classNameScrollbarHorizontal\r\n : classNameScrollbarVertical;\r\n const arrToPush = isHorizontal ? horizontalScrollbars : verticalScrollbars;\r\n const transitionlessClass = isEmptyArray(arrToPush) ? classNamesScrollbarTransitionless : '';\r\n const scrollbar = createDiv(\r\n `${classNameScrollbar} ${scrollbarClassName} ${transitionlessClass}`\r\n );\r\n const track = createDiv(classNameScrollbarTrack);\r\n const handle = createDiv(classNameScrollbarHandle);\r\n const result = {\r\n _scrollbar: scrollbar,\r\n _track: track,\r\n _handle: handle,\r\n };\r\n\r\n appendChildren(scrollbar, track);\r\n appendChildren(track, handle);\r\n\r\n push(arrToPush, result);\r\n push(destroyFns, [\r\n removeElements.bind(0, scrollbar),\r\n scrollbarsSetupEvents(\r\n result,\r\n scrollbarsAddRemoveClass,\r\n _documentElm,\r\n _scrollOffsetElement,\r\n isHorizontal\r\n ),\r\n ]);\r\n\r\n return result;\r\n };\r\n const generateHorizontalScrollbarStructure = generateScrollbarDOM.bind(0, true);\r\n const generateVerticalScrollbarStructure = generateScrollbarDOM.bind(0, false);\r\n const appendElements = () => {\r\n appendChildren(evaluatedScrollbarSlot, horizontalScrollbars[0]._scrollbar);\r\n appendChildren(evaluatedScrollbarSlot, verticalScrollbars[0]._scrollbar);\r\n\r\n setT(() => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTransitionless);\r\n }, 300);\r\n };\r\n\r\n generateHorizontalScrollbarStructure();\r\n generateVerticalScrollbarStructure();\r\n\r\n return [\r\n {\r\n _refreshScrollbarsHandleLength: refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset: refreshScrollbarsHandleOffset,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _horizontal: {\r\n _scrollbarStructures: horizontalScrollbars,\r\n _clone: generateHorizontalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, horizontalScrollbars),\r\n },\r\n _vertical: {\r\n _scrollbarStructures: verticalScrollbars,\r\n _clone: generateVerticalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, verticalScrollbars),\r\n },\r\n },\r\n appendElements,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import {\r\n rAF,\r\n cAF,\r\n isFunction,\r\n on,\r\n runEachAndClear,\r\n setT,\r\n clearT,\r\n parent,\r\n scrollLeft,\r\n scrollTop,\r\n} from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport {\r\n createScrollbarsSetupElements,\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport {\r\n classNamesScrollbarVisible,\r\n classNamesScrollbarUnusable,\r\n classNamesScrollbarCornerless,\r\n classNamesScrollbarAutoHidden,\r\n classNamesScrollbarHandleInteractive,\r\n classNamesScrollbarTrackInteractive,\r\n} from 'classnames';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type {\r\n ReadonlyOptions,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport type { Setup, StructureSetupState, StructureSetupStaticState } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { OverflowStyle, StyleObject } from 'typings';\r\n\r\n// eslint-disable-next-line @typescript-eslint/no-empty-interface\r\nexport interface ScrollbarsSetupState {}\r\n\r\nexport interface ScrollbarsSetupStaticState {\r\n _elements: ScrollbarsSetupElementsObj;\r\n _appendElements: () => void;\r\n}\r\n\r\nconst createSelfCancelTimeout = (timeout?: number | (() => number)) => {\r\n let id: number;\r\n const setTFn = timeout ? setT : rAF!;\r\n const clearTFn = timeout ? clearT : cAF!;\r\n return [\r\n (callback: () => any) => {\r\n clearTFn(id);\r\n // @ts-ignore\r\n id = setTFn(callback, isFunction(timeout) ? timeout() : timeout);\r\n },\r\n () => clearTFn(id),\r\n ] as [timeout: (callback: () => any) => void, clear: () => void];\r\n};\r\n\r\nexport const createScrollbarsSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions,\r\n structureSetupState: (() => StructureSetupState) & StructureSetupStaticState\r\n): Setup => {\r\n let autoHideIsMove: boolean;\r\n let autoHideIsLeave: boolean;\r\n let autoHideNotNever: boolean;\r\n let mouseInHost: boolean | undefined;\r\n let prevTheme: string | null | undefined;\r\n let globalAutoHideDelay = 0;\r\n\r\n const state = createState({});\r\n const [getState] = state;\r\n const [requestMouseMoveAnimationFrame, cancelMouseMoveAnimationFrame] = createSelfCancelTimeout();\r\n const [requestScrollAnimationFrame, cancelScrollAnimationFrame] = createSelfCancelTimeout();\r\n const [scrollTimeout, clearScrollTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideMoveTimeout, clearAutoHideTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideTimeout, clearAutoTimeout] = createSelfCancelTimeout(() => globalAutoHideDelay);\r\n const [elements, appendElements, destroyElements] = createScrollbarsSetupElements(\r\n target,\r\n structureSetupState._elements,\r\n createScrollbarsSetupEvents(options, structureSetupState)\r\n );\r\n const {\r\n _host,\r\n _viewport,\r\n _scrollOffsetElement,\r\n _scrollEventElement,\r\n _viewportIsTarget,\r\n _isBody,\r\n } = structureSetupState._elements;\r\n const {\r\n _horizontal,\r\n _vertical,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset,\r\n } = elements;\r\n const { _handleStyle: styleHorizontal } = _horizontal;\r\n const { _handleStyle: styleVertical } = _vertical;\r\n const styleScrollbarPosition = (structure: ScrollbarStructure) => {\r\n const { _scrollbar } = structure;\r\n const elm = _viewportIsTarget && !_isBody && parent(_scrollbar) === _viewport && _scrollbar;\r\n return [\r\n elm,\r\n {\r\n transform: elm\r\n ? `translate(${scrollLeft(_scrollOffsetElement)}px, ${scrollTop(_scrollOffsetElement)}px)`\r\n : '',\r\n },\r\n ] as [HTMLElement | false, StyleObject];\r\n };\r\n const manageScrollbarsAutoHide = (removeAutoHide: boolean, delayless?: boolean) => {\r\n clearAutoTimeout();\r\n if (removeAutoHide) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden);\r\n } else {\r\n const hide = () => scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden, true);\r\n if (globalAutoHideDelay > 0 && !delayless) {\r\n auotHideTimeout(hide);\r\n } else {\r\n hide();\r\n }\r\n }\r\n };\r\n const onHostMouseEnter = () => {\r\n mouseInHost = autoHideIsLeave;\r\n mouseInHost && manageScrollbarsAutoHide(true);\r\n };\r\n\r\n const destroyFns: (() => void)[] = [\r\n clearScrollTimeout,\r\n clearAutoTimeout,\r\n clearAutoHideTimeout,\r\n cancelScrollAnimationFrame,\r\n cancelMouseMoveAnimationFrame,\r\n destroyElements,\r\n\r\n on(_host, 'mouseover', onHostMouseEnter, { _once: true }),\r\n on(_host, 'mouseenter', onHostMouseEnter),\r\n on(_host, 'mouseleave', () => {\r\n mouseInHost = false;\r\n autoHideIsLeave && manageScrollbarsAutoHide(false);\r\n }),\r\n on(_host, 'mousemove', () => {\r\n autoHideIsMove &&\r\n requestMouseMoveAnimationFrame(() => {\r\n clearScrollTimeout();\r\n manageScrollbarsAutoHide(true);\r\n auotHideMoveTimeout(() => {\r\n autoHideIsMove && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n }),\r\n on(_scrollEventElement, 'scroll', () => {\r\n requestScrollAnimationFrame(() => {\r\n _refreshScrollbarsHandleOffset(structureSetupState());\r\n\r\n autoHideNotNever && manageScrollbarsAutoHide(true);\r\n scrollTimeout(() => {\r\n autoHideNotNever && !mouseInHost && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n\r\n _viewportIsTarget && styleHorizontal(styleScrollbarPosition);\r\n _viewportIsTarget && styleVertical(styleScrollbarPosition);\r\n }),\r\n ];\r\n const scrollbarsSetupState = getState.bind(0) as (() => ScrollbarsSetupState) &\r\n ScrollbarsSetupStaticState;\r\n scrollbarsSetupState._elements = elements;\r\n scrollbarsSetupState._appendElements = appendElements;\r\n\r\n return [\r\n (changedOptions, force, structureUpdateHints) => {\r\n const {\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _directionChanged,\r\n } = structureUpdateHints;\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n const currStructureSetupState = structureSetupState();\r\n const { _overflowAmount, _overflowStyle } = currStructureSetupState;\r\n const [theme, themeChanged] = checkOption('scrollbars.theme');\r\n const [visibility, visibilityChanged] =\r\n checkOption('scrollbars.visibility');\r\n const [autoHide, autoHideChanged] =\r\n checkOption('scrollbars.autoHide');\r\n const [autoHideDelay] = checkOption('scrollbars.autoHideDelay');\r\n const [dragScroll, dragScrollChanged] = checkOption('scrollbars.dragScroll');\r\n const [clickScroll, clickScrollChanged] = checkOption('scrollbars.clickScroll');\r\n\r\n const updateHandle = _overflowEdgeChanged || _overflowAmountChanged || _directionChanged;\r\n const updateVisibility = _overflowStyleChanged || visibilityChanged;\r\n\r\n const setScrollbarVisibility = (overflowStyle: OverflowStyle, isHorizontal: boolean) => {\r\n const isVisible =\r\n visibility === 'visible' || (visibility === 'auto' && overflowStyle === 'scroll');\r\n scrollbarsAddRemoveClass(classNamesScrollbarVisible, isVisible, isHorizontal);\r\n return isVisible;\r\n };\r\n\r\n globalAutoHideDelay = autoHideDelay;\r\n\r\n if (themeChanged) {\r\n scrollbarsAddRemoveClass(prevTheme);\r\n scrollbarsAddRemoveClass(theme, true);\r\n\r\n prevTheme = theme;\r\n }\r\n if (autoHideChanged) {\r\n autoHideIsMove = autoHide === 'move';\r\n autoHideIsLeave = autoHide === 'leave';\r\n autoHideNotNever = autoHide !== 'never';\r\n manageScrollbarsAutoHide(!autoHideNotNever, true);\r\n }\r\n if (dragScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarHandleInteractive, dragScroll);\r\n }\r\n if (clickScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTrackInteractive, clickScroll);\r\n }\r\n if (updateVisibility) {\r\n const xVisible = setScrollbarVisibility(_overflowStyle.x, true);\r\n const yVisible = setScrollbarVisibility(_overflowStyle.y, false);\r\n const hasCorner = xVisible && yVisible;\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarCornerless, !hasCorner);\r\n }\r\n if (updateHandle) {\r\n _refreshScrollbarsHandleLength(currStructureSetupState);\r\n _refreshScrollbarsHandleOffset(currStructureSetupState);\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.x, true);\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.y, false);\r\n }\r\n },\r\n scrollbarsSetupState,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import { OverlayScrollbars } from 'overlayscrollbars';\r\n\r\nconst targets: Set = new Set();\r\nconst targetInstanceMap: WeakMap = new WeakMap();\r\n\r\n/**\r\n * Adds the given OverlayScrollbars instance to the given element.\r\n * @param target The element which is the target of the OverlayScrollbars instance.\r\n * @param osInstance The OverlayScrollbars instance.\r\n */\r\nexport const addInstance = (target: Element, osInstance: OverlayScrollbars): void => {\r\n targetInstanceMap.set(target, osInstance);\r\n targets.add(target);\r\n};\r\n\r\n/**\r\n * Removes a OverlayScrollbars instance from the given element.\r\n * @param target The element from which its OverlayScrollbars instance shall be removed.\r\n */\r\nexport const removeInstance = (target: Element): void => {\r\n targetInstanceMap.delete(target);\r\n targets.delete(target);\r\n};\r\n\r\n/**\r\n * Gets the OverlayScrollbars from the given element or undefined if it doesn't have one.\r\n * @param target The element of which its OverlayScrollbars instance shall be get.\r\n */\r\nexport const getInstance = (target: Element): OverlayScrollbars | undefined =>\r\n targetInstanceMap.get(target);\r\n\r\n/**\r\n * Gets a Map which represents all active OverayScrollbars instances.\r\n * The Key is the element and the value is the instance.\r\n */\r\nexport const allInstances = (): ReadonlyMap => {\r\n const validTargetInstanceMap: Map = new Map();\r\n\r\n targets.forEach((target: Element) => {\r\n /* istanbul ignore else */\r\n if (targetInstanceMap.has(target)) {\r\n validTargetInstanceMap.set(target, targetInstanceMap.get(target)!);\r\n }\r\n });\r\n\r\n targets.clear();\r\n\r\n validTargetInstanceMap.forEach((instance: OverlayScrollbars, validTarget: Element) => {\r\n targets.add(validTarget);\r\n });\r\n\r\n return validTargetInstanceMap;\r\n};\r\n","import {\r\n assignDeep,\r\n isEmptyObject,\r\n each,\r\n isFunction,\r\n keys,\r\n isHTMLElement,\r\n XY,\r\n TRBL,\r\n createEventListenerHub,\r\n} from 'support';\r\nimport { createStructureSetup, createScrollbarsSetup } from 'setups';\r\nimport { getOptionsDiff, Options, ReadonlyOptions } from 'options';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n getPlugins,\r\n addPlugin,\r\n optionsValidationPluginName,\r\n Plugin,\r\n OptionsValidationPluginInstance,\r\n} from 'plugins';\r\nimport { addInstance, getInstance, removeInstance } from 'instances';\r\nimport type { DeepPartial, OverflowStyle } from 'typings';\r\nimport { InitializationTarget, Initialization, cancelInitialization } from 'initialization';\r\nimport type {\r\n InitialEventListeners as GeneralInitialEventListeners,\r\n EventListener as GeneralEventListener,\r\n} from 'support/eventListeners';\r\n\r\nexport interface OverlayScrollbarsStatic {\r\n (\r\n target: InitializationTarget,\r\n options?: DeepPartial,\r\n eventListeners?: GeneralInitialEventListeners\r\n ): OverlayScrollbars;\r\n\r\n plugin(plugin: Plugin | Plugin[]): void;\r\n env(): Environment;\r\n}\r\n\r\nexport interface Environment {\r\n scrollbarsSize: XY;\r\n scrollbarsOverlaid: XY;\r\n scrollbarsHiding: boolean;\r\n rtlScrollBehavior: { n: boolean; i: boolean };\r\n flexboxGlue: boolean;\r\n cssCustomProperties: boolean;\r\n staticDefaultInitialization: Initialization;\r\n staticDefaultOptions: Options;\r\n\r\n getDefaultInitialization(): Initialization;\r\n setDefaultInitialization(newDefaultInitialization: DeepPartial): void;\r\n getDefaultOptions(): Options;\r\n setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nexport interface State {\r\n padding: TRBL;\r\n paddingAbsolute: boolean;\r\n overflowEdge: XY;\r\n overflowAmount: XY;\r\n overflowStyle: XY;\r\n hasOverflow: XY;\r\n destroyed: boolean;\r\n}\r\n\r\nexport interface Elements {\r\n target: HTMLElement;\r\n host: HTMLElement;\r\n padding: HTMLElement;\r\n viewport: HTMLElement;\r\n content: HTMLElement;\r\n}\r\n\r\nexport interface OnUpdatedEventListenerArgs {\r\n updateHints: {\r\n sizeChanged: boolean;\r\n directionChanged: boolean;\r\n heightIntrinsicChanged: boolean;\r\n overflowEdgeChanged: boolean;\r\n overflowAmountChanged: boolean;\r\n overflowStyleChanged: boolean;\r\n hostMutation: boolean;\r\n contentMutation: boolean;\r\n };\r\n changedOptions: DeepPartial;\r\n force: boolean;\r\n}\r\n\r\nexport type EventListenerMap = {\r\n /**\r\n * Triggered after all elements are initialized and appended.\r\n */\r\n initialized: [instance: OverlayScrollbars];\r\n /**\r\n * Triggered after an update.\r\n */\r\n updated: [instance: OverlayScrollbars, onUpdatedArgs: OnUpdatedEventListenerArgs];\r\n /**\r\n * Triggered after all elements, observers and events are destroyed.\r\n */\r\n destroyed: [instance: OverlayScrollbars, canceled: boolean];\r\n};\r\n\r\nexport type InitialEventListeners = GeneralInitialEventListeners;\r\n\r\nexport type EventListener = GeneralEventListener<\r\n EventListenerMap,\r\n Name\r\n>;\r\n\r\nexport interface OverlayScrollbars {\r\n options(): Options;\r\n options(newOptions?: DeepPartial): Options;\r\n\r\n update(force?: boolean): OverlayScrollbars;\r\n\r\n destroy(): void;\r\n\r\n state(): State;\r\n\r\n elements(): Elements;\r\n\r\n on(name: Name, listener: EventListener): () => void;\r\n on(name: Name, listener: EventListener[]): () => void;\r\n\r\n off(name: Name, listener: EventListener): void;\r\n off(name: Name, listener: EventListener[]): void;\r\n}\r\n\r\n/**\r\n * Notes:\r\n * Height intrinsic detection use \"content: true\" init strategy - or open ticket for custom height intrinsic observer\r\n */\r\n\r\nexport const OverlayScrollbars: OverlayScrollbarsStatic = (\r\n target,\r\n options?,\r\n eventListeners?\r\n): OverlayScrollbars => {\r\n let destroyed = false;\r\n const { _getDefaultOptions, _addListener: addEnvListener } = getEnvironment();\r\n const plugins = getPlugins();\r\n const targetIsElement = isHTMLElement(target);\r\n const instanceTarget = targetIsElement ? target : target.target;\r\n const potentialInstance = getInstance(instanceTarget);\r\n if (potentialInstance) {\r\n return potentialInstance;\r\n }\r\n\r\n const optionsValidationPlugin = plugins[\r\n optionsValidationPluginName\r\n ] as OptionsValidationPluginInstance;\r\n const validateOptions = (newOptions?: DeepPartial) => {\r\n const opts = newOptions || {};\r\n const validate = optionsValidationPlugin && optionsValidationPlugin._;\r\n return validate ? validate(opts, true) : opts;\r\n };\r\n const currentOptions: ReadonlyOptions = assignDeep(\r\n {},\r\n _getDefaultOptions(),\r\n validateOptions(options)\r\n );\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub(eventListeners);\r\n const [updateStructure, structureState, destroyStructure] = createStructureSetup(\r\n target,\r\n currentOptions\r\n );\r\n const [updateScrollbars, scrollbarsState, destroyScrollbars] = createScrollbarsSetup(\r\n target,\r\n currentOptions,\r\n structureState\r\n );\r\n const update = (changedOptions: DeepPartial, force?: boolean) => {\r\n updateStructure(changedOptions, !!force);\r\n };\r\n const removeEnvListener = addEnvListener(update.bind(0, {}, true));\r\n const destroy = (canceled?: boolean) => {\r\n removeInstance(instanceTarget);\r\n removeEnvListener();\r\n\r\n destroyScrollbars();\r\n destroyStructure();\r\n\r\n destroyed = true;\r\n\r\n // eslint-disable-next-line no-use-before-define\r\n triggerEvent('destroyed', [instance, !!canceled]);\r\n removeEvent();\r\n };\r\n\r\n const instance: OverlayScrollbars = {\r\n options(newOptions?: DeepPartial) {\r\n if (newOptions) {\r\n const changedOptions = getOptionsDiff(currentOptions, validateOptions(newOptions));\r\n\r\n if (!isEmptyObject(changedOptions)) {\r\n assignDeep(currentOptions, changedOptions);\r\n update(changedOptions);\r\n }\r\n }\r\n return assignDeep({}, currentOptions);\r\n },\r\n on: addEvent,\r\n off: (name, listener) => {\r\n name && listener && removeEvent(name, listener as any);\r\n },\r\n state() {\r\n const {\r\n _overflowEdge,\r\n _overflowAmount,\r\n _overflowStyle,\r\n _hasOverflow,\r\n _padding,\r\n _paddingAbsolute,\r\n } = structureState();\r\n return assignDeep(\r\n {},\r\n {\r\n overflowEdge: _overflowEdge,\r\n overflowAmount: _overflowAmount,\r\n overflowStyle: _overflowStyle,\r\n hasOverflow: _hasOverflow,\r\n padding: _padding,\r\n paddingAbsolute: _paddingAbsolute,\r\n destroyed,\r\n }\r\n );\r\n },\r\n elements() {\r\n const { _target, _host, _padding, _viewport, _content } = structureState._elements;\r\n return assignDeep(\r\n {},\r\n {\r\n target: _target,\r\n host: _host,\r\n padding: _padding || _viewport,\r\n viewport: _viewport,\r\n content: _content || _viewport,\r\n }\r\n );\r\n },\r\n update(force?: boolean) {\r\n update({}, force);\r\n return instance;\r\n },\r\n destroy: destroy.bind(0),\r\n };\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force: boolean) => {\r\n updateScrollbars(changedOptions, force, updateHints);\r\n });\r\n\r\n each(keys(plugins), (pluginName) => {\r\n const pluginInstance = plugins[pluginName];\r\n if (isFunction(pluginInstance)) {\r\n pluginInstance(OverlayScrollbars, instance);\r\n }\r\n });\r\n\r\n if (cancelInitialization(!targetIsElement && target.cancel, structureState._elements)) {\r\n destroy(true);\r\n return instance;\r\n }\r\n\r\n structureState._appendElements();\r\n scrollbarsState._appendElements();\r\n\r\n addInstance(instanceTarget, instance);\r\n triggerEvent('initialized', [instance]);\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force) => {\r\n const {\r\n _sizeChanged,\r\n _directionChanged,\r\n _heightIntrinsicChanged,\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _contentMutation,\r\n _hostMutation,\r\n } = updateHints;\r\n\r\n triggerEvent('updated', [\r\n instance,\r\n {\r\n updateHints: {\r\n sizeChanged: _sizeChanged,\r\n directionChanged: _directionChanged,\r\n heightIntrinsicChanged: _heightIntrinsicChanged,\r\n overflowEdgeChanged: _overflowEdgeChanged,\r\n overflowAmountChanged: _overflowAmountChanged,\r\n overflowStyleChanged: _overflowStyleChanged,\r\n contentMutation: _contentMutation,\r\n hostMutation: _hostMutation,\r\n },\r\n changedOptions,\r\n force,\r\n },\r\n ]);\r\n });\r\n\r\n return instance.update(true);\r\n};\r\n\r\nOverlayScrollbars.plugin = addPlugin;\r\nOverlayScrollbars.env = () => {\r\n const {\r\n _nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding,\r\n _rtlScrollBehavior,\r\n _flexboxGlue,\r\n _cssCustomProperties,\r\n _staticDefaultInitialization,\r\n _staticDefaultOptions,\r\n _getDefaultInitialization,\r\n _setDefaultInitialization,\r\n _getDefaultOptions,\r\n _setDefaultOptions,\r\n } = getEnvironment();\r\n return assignDeep(\r\n {},\r\n {\r\n scrollbarsSize: _nativeScrollbarsSize,\r\n scrollbarsOverlaid: _nativeScrollbarsOverlaid,\r\n scrollbarsHiding: _nativeScrollbarsHiding,\r\n rtlScrollBehavior: _rtlScrollBehavior,\r\n flexboxGlue: _flexboxGlue,\r\n cssCustomProperties: _cssCustomProperties,\r\n staticDefaultInitialization: _staticDefaultInitialization,\r\n staticDefaultOptions: _staticDefaultOptions,\r\n\r\n getDefaultInitialization: _getDefaultInitialization,\r\n setDefaultInitialization: _setDefaultInitialization,\r\n getDefaultOptions: _getDefaultOptions,\r\n setDefaultOptions: _setDefaultOptions,\r\n }\r\n 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C({},{scrollbarsSize:t,scrollbarsOverlaid:e,scrollbarsHiding:n,rtlScrollBehavior:o,flexboxGlue:r,cssCustomProperties:i,staticDefaultInitialization:s,staticDefaultOptions:l,getDefaultInitialization:c,setDefaultInitialization:a,getDefaultOptions:d,setDefaultOptions:u})};export{In as OverlayScrollbars,Ae as scrollbarsHidingPlugin,Ee as sizeObserverPlugin}; \ No newline at end of file diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.js b/packages/overlayscrollbars/dist/overlayscrollbars.js index 917419b..ff49420 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.js +++ b/packages/overlayscrollbars/dist/overlayscrollbars.js @@ -24,15 +24,15 @@ var t = e ? "" : {}; if (r) { var i = window.getComputedStyle(r, null); - t = e ? Ar(r, i, a) : a.reduce((function(a, e) { - a[e] = Ar(r, i, e); + t = e ? Pr(r, i, a) : a.reduce((function(a, e) { + a[e] = Pr(r, i, e); return a; }), t); } return t; } - each(E(a), (function(e) { - return Pr(r, e, a[e]); + r && each(E(a), (function(e) { + return Ar(r, e, a[e]); })); } function getDefaultExportFromCjs(r) { @@ -158,7 +158,7 @@ var E = function keys(r) { return r ? Object.keys(r) : []; }; - var z = function assignDeep(r, a, e, n, t, i, v) { + var P = function assignDeep(r, a, e, n, t, i, v) { var u = [ a, e, n, t, i, v ]; if (("object" !== typeof r || o(r)) && !s(r)) { r = {}; @@ -192,7 +192,7 @@ } return true; }; - var P = function getSetProp(r, a, e, n) { + var z = function getSetProp(r, a, e, n) { if (v(n)) { return e ? e[r] : a; } @@ -204,7 +204,7 @@ } r && r.setAttribute(a, e); }; - var D = function attrClass(r, a, e, n) { + var L = function attrClass(r, a, e, n) { if (e) { var t = T(r, a) || ""; var i = new Set(t.split(" ")); @@ -212,21 +212,21 @@ T(r, a, S(i).join(" ").trim()); } }; - var L = function hasAttrClass(r, a, e) { + var D = function hasAttrClass(r, a, e) { var n = T(r, a) || ""; var t = new Set(n.split(" ")); return t.has(e); }; - var I = function removeAttr(r, a) { + var H = function removeAttr(r, a) { r && r.removeAttribute(a); }; var M = function scrollLeft(r, a) { - return P("scrollLeft", 0, r, a); + return z("scrollLeft", 0, r, a); }; - var H = function scrollTop(r, a) { - return P("scrollTop", 0, r, a); + var R = function scrollTop(r, a) { + return z("scrollTop", 0, r, a); }; - var R = Element.prototype; + var I = Element.prototype; var V = function find(r, a) { var e = []; var n = a ? b(a) ? a : null : document; @@ -238,7 +238,7 @@ }; var k = function is(r, a) { if (b(r)) { - var e = R.matches || R.msMatchesSelector; + var e = I.matches || I.msMatchesSelector; return e.call(r, a); } return false; @@ -251,7 +251,7 @@ }; var q = function closest(r, a) { if (b(r)) { - var e = R.closest; + var e = I.closest; if (e) { return e.call(r, a); } @@ -299,16 +299,13 @@ var Y = function appendChildren(r, a) { N(r, null, a); }; - var W = function prependChildren(r, a) { - N(r, r && r.firstChild, a); - }; - var G = function insertBefore(r, a) { + var W = function insertBefore(r, a) { N(F(r), r, a); }; - var X = function insertAfter(r, a) { + var G = function insertAfter(r, a) { N(F(r), r && r.nextSibling, a); }; - var Z = function removeElements(r) { + var X = function removeElements(r) { if (h(r)) { each(S(r), (function(r) { return removeElements(r); @@ -320,73 +317,73 @@ } } }; - var $ = function createDiv(r) { + var Z = function createDiv(r) { var a = document.createElement("div"); if (r) { T(a, "class", r); } return a; }; - var J = function createDOM(r) { - var a = $(); + var $ = function createDOM(r) { + var a = Z(); a.innerHTML = r.trim(); return each(B(a), (function(r) { - return Z(r); + return X(r); })); }; - var K = function firstLetterToUpper(r) { + var J = function firstLetterToUpper(r) { return r.charAt(0).toUpperCase() + r.slice(1); }; - var Q = function getDummyStyle() { - return $().style; + var K = function getDummyStyle() { + return Z().style; }; - var rr = [ "-webkit-", "-moz-", "-o-", "-ms-" ]; - var ar = [ "WebKit", "Moz", "O", "MS", "webkit", "moz", "o", "ms" ]; + var Q = [ "-webkit-", "-moz-", "-o-", "-ms-" ]; + var rr = [ "WebKit", "Moz", "O", "MS", "webkit", "moz", "o", "ms" ]; + var ar = {}; var er = {}; - var nr = {}; - var tr = function cssProperty(r) { - var a = nr[r]; - if (x(nr, r)) { + var nr = function cssProperty(r) { + var a = er[r]; + if (x(er, r)) { return a; } - var e = K(r); - var n = Q(); - each(rr, (function(t) { + var e = J(r); + var n = K(); + each(Q, (function(t) { var i = t.replace(/-/g, ""); - var v = [ r, t + r, i + e, K(i) + e ]; + var v = [ r, t + r, i + e, J(i) + e ]; return !(a = v.find((function(r) { return void 0 !== n[r]; }))); })); - return nr[r] = a || ""; + return er[r] = a || ""; }; - var ir = function jsAPI(r) { - var a = er[r] || window[r]; - if (x(er, r)) { + var tr = function jsAPI(r) { + var a = ar[r] || window[r]; + if (x(ar, r)) { return a; } - each(ar, (function(e) { - a = a || window[e + K(r)]; + each(rr, (function(e) { + a = a || window[e + J(r)]; return !a; })); - er[r] = a; + ar[r] = a; return a; }; - var vr = ir("MutationObserver"); - var or = ir("IntersectionObserver"); - var ur = ir("ResizeObserver"); - var fr = ir("cancelAnimationFrame"); - var lr = ir("requestAnimationFrame"); - var cr = window.setTimeout; - var sr = window.clearTimeout; - var dr = /[^\x20\t\r\n\f]+/g; - var gr = function classListAction(r, a, e) { + var ir = tr("MutationObserver"); + var vr = tr("IntersectionObserver"); + var or = tr("ResizeObserver"); + var ur = tr("cancelAnimationFrame"); + var fr = tr("requestAnimationFrame"); + var lr = window.setTimeout; + var cr = window.clearTimeout; + var sr = /[^\x20\t\r\n\f]+/g; + var dr = function classListAction(r, a, e) { var n = r && r.classList; var t; var i = 0; var v = false; if (n && a && l(a)) { - var o = a.match(dr) || []; + var o = a.match(sr) || []; v = o.length > 0; while (t = o[i++]) { v = !!e(n, t) && v; @@ -394,23 +391,23 @@ } return v; }; - var hr = function hasClass(r, a) { - return gr(r, a, (function(r, a) { + var gr = function hasClass(r, a) { + return dr(r, a, (function(r, a) { return r.contains(a); })); }; - var pr = function removeClass(r, a) { - gr(r, a, (function(r, a) { + var hr = function removeClass(r, a) { + dr(r, a, (function(r, a) { return r.remove(a); })); }; - var _r = function addClass(r, a) { - gr(r, a, (function(r, a) { + var pr = function addClass(r, a) { + dr(r, a, (function(r, a) { return r.add(a); })); - return pr.bind(0, r, a); + return hr.bind(0, r, a); }; - var wr = function equal(r, a, e, n) { + var _r = function equal(r, a, e, n) { if (r && a) { var t = true; each(e, (function(e) { @@ -424,39 +421,39 @@ } return false; }; - var br = function equalWH(r, a) { - return wr(r, a, [ "w", "h" ]); + var wr = function equalWH(r, a) { + return _r(r, a, [ "w", "h" ]); }; - var mr = function equalXY(r, a) { - return wr(r, a, [ "x", "y" ]); + var br = function equalXY(r, a) { + return _r(r, a, [ "x", "y" ]); }; - var yr = function equalTRBL(r, a) { - return wr(r, a, [ "t", "r", "b", "l" ]); + var mr = function equalTRBL(r, a) { + return _r(r, a, [ "t", "r", "b", "l" ]); }; - var Sr = function equalBCRWH(r, a, e) { - return wr(r, a, [ "width", "height" ], e && function(r) { + var yr = function equalBCRWH(r, a, e) { + return _r(r, a, [ "width", "height" ], e && function(r) { return Math.round(r); }); }; - var Cr = function noop() {}; - var Or = function debounce(r, a) { + var Sr = function noop() {}; + var Cr = function debounce(r, a) { var e; var n; var t; - var i = Cr; + var i = Sr; var v = a || {}, o = v.p, u = v._, l = v.m; var c = function invokeFunctionToDebounce(a) { i(); - sr(e); + cr(e); e = n = void 0; - i = Cr; + i = Sr; r.apply(this, a); }; var d = function mergeParms(r) { return l && n ? l(n, r) : r; }; var g = function flush() { - if (i !== Cr) { + if (i !== Sr) { c(d(t) || t); } }; @@ -467,8 +464,8 @@ if (v) { var l = s(u) ? u() : u; var h = f(l) && l >= 0; - var p = a > 0 ? cr : lr; - var w = a > 0 ? sr : fr; + var p = a > 0 ? lr : fr; + var w = a > 0 ? cr : ur; var b = d(r); var m = b || r; var y = c.bind(0, m); @@ -478,7 +475,7 @@ return w(C); }; if (h && !e) { - e = cr(g, l); + e = lr(g, l); } n = t = m; } else { @@ -488,33 +485,31 @@ h.S = g; return h; }; - var xr = { + var Or = { opacity: 1, zindex: 1 }; - var Er = function parseToZeroOrNumber(r, a) { + var xr = function parseToZeroOrNumber(r, a) { var e = a ? parseFloat(r) : parseInt(r, 10); return e === e ? e : 0; }; - var zr = function adaptCSSVal(r, a) { - return !xr[r.toLowerCase()] && f(a) ? a + "px" : a; + var Er = function adaptCSSVal(r, a) { + return !Or[r.toLowerCase()] && f(a) ? a + "px" : a; }; - var Ar = function getCSSVal(r, a, e) { + var Pr = function getCSSVal(r, a, e) { return null != a ? a[e] || a.getPropertyValue(e) : r.style[e]; }; - var Pr = function setCSSVal(r, a, e) { + var Ar = function setCSSVal(r, a, e) { try { - if (r) { - var n = r.style; - if (!v(n[a])) { - n[a] = zr(a, e); - } else { - n.setProperty(a, e); - } + var n = r.style; + if (!v(n[a])) { + n[a] = Er(a, e); + } else { + n.setProperty(a, e); } } catch (t) {} }; - var Tr = function topRightBottomLeft(r, a, e) { + var zr = function topRightBottomLeft(r, a, e) { var n = a ? a + "-" : ""; var t = e ? "-" + e : ""; var i = n + "top" + t; @@ -523,13 +518,13 @@ var u = n + "left" + t; var f = style(r, [ i, v, o, u ]); return { - t: Er(f[i]), - r: Er(f[v]), - b: Er(f[o]), - l: Er(f[u]) + t: xr(f[i]), + r: xr(f[v]), + b: xr(f[o]), + l: xr(f[u]) }; }; - var Dr = { + var Tr = { w: 0, h: 0 }; @@ -539,23 +534,23 @@ h: window.innerHeight }; }; - var Ir = function offsetSize(r) { + var Dr = function offsetSize(r) { return r ? { w: r.offsetWidth, h: r.offsetHeight - } : Dr; + } : Tr; }; - var Mr = function clientSize(r) { + var Hr = function clientSize(r) { return r ? { w: r.clientWidth, h: r.clientHeight - } : Dr; + } : Tr; }; - var Hr = function scrollSize(r) { + var Mr = function scrollSize(r) { return r ? { w: r.scrollWidth, h: r.scrollHeight - } : Dr; + } : Tr; }; var Rr = function fractionalSize(r) { var a = parseFloat(style(r, "height")) || 0; @@ -565,61 +560,64 @@ h: a - Math.round(a) }; }; - var Vr = function getBoundingClientRect(r) { + var Ir = function getBoundingClientRect(r) { return r.getBoundingClientRect(); }; - var jr; - var kr = function supportPassiveEvents() { - if (v(jr)) { - jr = false; + var Vr; + var jr = function supportPassiveEvents() { + if (v(Vr)) { + Vr = false; try { window.addEventListener("test", null, Object.defineProperty({}, "passive", { get: function get() { - jr = true; + Vr = true; } })); } catch (r) {} } - return jr; + return Vr; }; - var Br = function splitEventNames(r) { + var kr = function splitEventNames(r) { return r.split(" "); }; - var Fr = function off(r, a, e, n) { - each(Br(a), (function(a) { + var Br = function off(r, a, e, n) { + each(kr(a), (function(a) { r.removeEventListener(a, e, n); })); }; - var qr = function on(r, a, e, n) { + var Fr = function on(r, a, e, n) { var t; - var i = kr(); + var i = jr(); var v = null != (t = i && n && n.C) ? t : i; var o = n && n.O || false; - var u = n && n.A || false; + var u = n && n.P || false; var f = []; var l = i ? { passive: v, capture: o } : o; - each(Br(a), (function(a) { + each(kr(a), (function(a) { var n = u ? function(t) { r.removeEventListener(a, n, o); e && e(t); } : e; - y(f, Fr.bind(null, r, a, n, o)); + y(f, Br.bind(null, r, a, n, o)); r.addEventListener(a, n, l); })); return O.bind(0, f); }; - var Ur = function stopPropagation(r) { + var qr = function stopPropagation(r) { return r.stopPropagation(); }; + var Ur = function preventDefault(r) { + return r.preventDefault(); + }; var Nr = { x: 0, y: 0 }; var Yr = function absoluteCoordinates(r) { - var a = r ? Vr(r) : 0; + var a = r ? Ir(r) : 0; return a ? { x: a.left + window.pageYOffset, y: a.top + window.pageXOffset @@ -684,7 +682,7 @@ return [ function() { return a; }, function(r) { - a = z({}, a, r); + a = P({}, a, r); } ]; }; var Jr = "os-environment"; @@ -695,30 +693,34 @@ var ea = ra + "-overflow-y"; var na = "overflowVisible"; var ta = "scrollbarHidden"; - var ia = "os-padding"; - var va = "os-viewport"; - var oa = va + "-arrange"; - var ua = "os-content"; - var fa = va + "-scrollbar-hidden"; - var la = "os-overflow-visible"; - var ca = "os-size-observer"; - var sa = ca + "-appear"; - var da = ca + "-listener"; - var ga = da + "-scroll"; - var ha = da + "-item"; - var pa = ha + "-final"; - var _a = "os-trinsic-observer"; - var wa = "os-scrollbar"; - var ba = wa + "-horizontal"; - var ma = wa + "-vertical"; - var ya = "os-scrollbar-track"; - var Sa = "os-scrollbar-handle"; - var Ca = wa + "-visible"; - var Oa = wa + "-cornerless"; - var xa = wa + "-transitionless"; - var Ea = wa + "-interaction"; - var za = wa + "-auto-hidden"; - var Aa = function opsStringify(r) { + var ia = "updating"; + var va = "os-padding"; + var oa = "os-viewport"; + var ua = oa + "-arrange"; + var fa = "os-content"; + var la = oa + "-scrollbar-hidden"; + var ca = "os-overflow-visible"; + var sa = "os-size-observer"; + var da = sa + "-appear"; + var ga = sa + "-listener"; + var ha = ga + "-scroll"; + var pa = ga + "-item"; + var _a = pa + "-final"; + var wa = "os-trinsic-observer"; + var ba = "os-scrollbar"; + var ma = ba + "-horizontal"; + var ya = ba + "-vertical"; + var Sa = ba + "-track"; + var Ca = ba + "-handle"; + var Oa = ba + "-visible"; + var xa = ba + "-cornerless"; + var Ea = ba + "-transitionless"; + var Pa = ba + "-interaction"; + var Aa = ba + "-unusable"; + var za = ba + "-auto-hidden"; + var Ta = Sa + "-interactive"; + var La = Ca + "-interactive"; + var Da = function opsStringify(r) { return JSON.stringify(r, (function(r, a) { if (s(a)) { throw new Error; @@ -726,7 +728,7 @@ return a; })); }; - var Pa = { + var Ha = { paddingAbsolute: false, showNativeOverlaidScrollbars: false, updating: { @@ -746,22 +748,22 @@ autoHideDelay: 800, dragScroll: true, clickScroll: false, - touch: true + pointers: [ "mouse", "touch", "pen" ] } }; - var Ta = function getOptionsDiff(r, a) { + var Ma = function getOptionsDiff(r, a) { var e = {}; var n = E(a).concat(E(r)); each(n, (function(n) { var t = r[n]; var i = a[n]; if (g(t) && g(i)) { - z(e[n] = {}, getOptionsDiff(t, i)); + P(e[n] = {}, getOptionsDiff(t, i)); } else if (x(a, n) && i !== t) { var v = true; if (d(t) || d(i)) { try { - if (Aa(t) === Aa(i)) { + if (Da(t) === Da(i)) { v = false; } } catch (o) {} @@ -773,18 +775,18 @@ })); return e; }; - var Da = {}; - var La = function getPlugins() { - return z({}, Da); + var Ra = {}; + var Ia = function getPlugins() { + return P({}, Ra); }; - var Ia = function addPlugin(r) { + var Va = function addPlugin(r) { each(d(r) ? r : [ r ], (function(r) { each(E(r), (function(a) { - Da[a] = r[a]; + Ra[a] = r[a]; })); })); }; - var Ma = { + var ja = { exports: {} }; (function(r) { @@ -803,9 +805,9 @@ return _extends.apply(this, arguments); } r.exports = _extends, r.exports.v = true, r.exports["default"] = r.exports; - })(Ma); - var Ha = getDefaultExportFromCjs(Ma.exports); - var Ra = { + })(ja); + var ka = getDefaultExportFromCjs(ja.exports); + var Ba = { boolean: "__TPL_boolean_TYPE__", number: "__TPL_number_TYPE__", string: "__TPL_string_TYPE__", @@ -814,9 +816,9 @@ function: "__TPL_function_TYPE__", null: "__TPL_null_TYPE__" }; - var Va = function validateRecursive(r, a, e, n) { + var Fa = function validateRecursive(r, a, e, n) { var t = {}; - var i = Ha({}, a); + var i = ka({}, a); var o = E(r).filter((function(r) { return x(a, r); })); @@ -842,7 +844,7 @@ var x = !d(c) ? [ c ] : c; each(x, (function(r) { var a; - each(Ra, (function(e, n) { + each(Ba, (function(e, n) { if (e === r) { a = n; } @@ -855,9 +857,9 @@ })); y(S, n); } else { - m = Ra[O] === r; + m = Ba[O] === r; } - y(C, e ? Ra.string : a); + y(C, e ? Ba.string : a); return !m; })); if (m) { @@ -870,68 +872,68 @@ })); return [ t, i ]; }; - var ja = function validateOptions(r, a, e) { - return Va(r, a, e); + var qa = function validateOptions(r, a, e) { + return Fa(r, a, e); }; - var ka; - var Ba = Ra.number; - var Fa = Ra.boolean; - var qa = [ Ra.array, Ra.null ]; - var Ua = "hidden scroll visible visible-hidden"; - var Na = "visible hidden auto"; - var Ya = "never scroll leavemove"; - var Wa = { - paddingAbsolute: Fa, - showNativeOverlaidScrollbars: Fa, + var Ua; + var Na = Ba.number; + var Ya = Ba.boolean; + var Wa = [ Ba.array, Ba.null ]; + var Ga = "hidden scroll visible visible-hidden"; + var Xa = "visible hidden auto"; + var Za = "never scroll leavemove"; + var $a = { + paddingAbsolute: Ya, + showNativeOverlaidScrollbars: Ya, updating: { - elementEvents: qa, - attributes: qa, - debounce: [ Ra.number, Ra.array, Ra.null ], - ignoreMutation: [ Ra.function, Ra.null ] + elementEvents: Wa, + attributes: Wa, + debounce: [ Ba.number, Ba.array, Ba.null ], + ignoreMutation: [ Ba.function, Ba.null ] }, overflow: { - x: Ua, - y: Ua + x: Ga, + y: Ga }, scrollbars: { - theme: [ Ra.string, Ra.null ], - visibility: Na, - autoHide: Ya, - autoHideDelay: Ba, - dragScroll: Fa, - clickScroll: Fa, - touch: Fa + theme: [ Ba.string, Ba.null ], + visibility: Xa, + autoHide: Za, + autoHideDelay: Na, + dragScroll: Ya, + clickScroll: Ya, + pointers: [ Ba.array, Ba.null ] } }; - var Ga = "__osOptionsValidationPlugin"; - ka = {}, ka[Ga] = { - P: function _(r, a) { - var e = ja(Wa, r, a), n = e[0], t = e[1]; - return Ha({}, t, n); + var Ja = "__osOptionsValidationPlugin"; + Ua = {}, Ua[Ja] = { + A: function _(r, a) { + var e = qa($a, r, a), n = e[0], t = e[1]; + return ka({}, t, n); } - }, ka; - var Xa; - var Za = 3333333; - var $a = "scroll"; - var Ja = "__osSizeObserverPlugin"; - var Ka = (Xa = {}, Xa[Ja] = { - P: function _(r, a, e) { - var n = J('
'); + }, Ua; + var Ka; + var Qa = 3333333; + var re = "scroll"; + var ae = "__osSizeObserverPlugin"; + var ee = (Ka = {}, Ka[ae] = { + A: function _(r, a, e) { + var n = $('
'); Y(r, n); - _r(r, ga); + pr(r, ha); var t = n[0]; var i = t.lastChild; var v = t.firstChild; var o = null == v ? void 0 : v.firstChild; - var u = Ir(t); + var u = Dr(t); var f = u; var l = false; var c; var s = function reset() { - M(v, Za); - H(v, Za); - M(i, Za); - H(i, Za); + M(v, Qa); + R(v, Qa); + M(i, Qa); + R(i, Qa); }; var d = function onResized(r) { c = 0; @@ -941,58 +943,58 @@ } }; var g = function onScroll(r) { - f = Ir(t); - l = !r || !br(f, u); + f = Dr(t); + l = !r || !wr(f, u); if (r) { - Ur(r); + qr(r); if (l && !c) { - fr(c); - c = lr(d); + ur(c); + c = fr(d); } } else { d(false === r); } s(); }; - var h = y([], [ qr(v, $a, g), qr(i, $a, g) ]); + var h = y([], [ Fr(v, re, g), Fr(i, re, g) ]); style(o, { - width: Za, - height: Za + width: Qa, + height: Qa }); - s(); + fr(s); return [ e ? g.bind(0, false) : s, h ]; } - }, Xa); - var Qa; - var re = 0; - var ae = Math.round, ee = Math.abs; - var ne = function getWindowDPR() { + }, Ka); + var ne; + var te = 0; + var ie = Math.round, ve = Math.abs; + var oe = function getWindowDPR() { var r = window.screen.deviceXDPI || 0; var a = window.screen.logicalXDPI || 1; return window.devicePixelRatio || r / a; }; - var te = function diffBiggerThanOne(r, a) { - var e = ee(r); - var n = ee(a); + var ue = function diffBiggerThanOne(r, a) { + var e = ve(r); + var n = ve(a); return !(e === n || e + 1 === n || e - 1 === n); }; - var ie = "__osScrollbarsHidingPlugin"; - var ve = (Qa = {}, Qa[ie] = { + var fe = "__osScrollbarsHidingPlugin"; + var le = (ne = {}, ne[fe] = { T: function _createUniqueViewportArrangeElement(r) { - var a = r.D, e = r.L, n = r.I; + var a = r.L, e = r.D, n = r.H; var t = !n && !a && (e.x || e.y); var i = t ? document.createElement("style") : false; if (i) { - T(i, "id", oa + "-" + re); - re++; + T(i, "id", ua + "-" + te); + te++; } return i; }, M: function _overflowUpdateSegment(r, a, e, n, t, i, v) { var o = function arrangeViewport(a, i, v, o) { if (r) { - var u = t(), f = u.H; - var l = a.R, c = a.V; + var u = t(), f = u.R; + var l = a.I, c = a.V; var s = c.x, d = c.y; var g = l.x, h = l.y; var p = o ? "paddingRight" : "paddingLeft"; @@ -1010,7 +1012,7 @@ var O = C.cssRules; if (O) { if (!O.length) { - C.insertRule("#" + T(n, "id") + " + ." + oa + "::before {}", 0); + C.insertRule("#" + T(n, "id") + " + ." + ua + "::before {}", 0); } var x = O[0].style; x.width = S.w; @@ -1029,7 +1031,7 @@ var u = function undoViewportArrange(n, o, u) { if (r) { var f = u || i(n); - var l = t(), c = l.H; + var l = t(), c = l.R; var s = f.V; var d = s.x, g = s.y; var h = {}; @@ -1045,7 +1047,7 @@ p("marginLeft marginRight paddingLeft paddingRight"); } var w = style(e, E(h)); - pr(e, oa); + hr(e, ua); if (!a) { h.height = ""; } @@ -1053,10 +1055,10 @@ return [ function() { v(f, o, r, w); style(e, w); - _r(e, oa); + pr(e, ua); }, f ]; } - return [ Cr ]; + return [ Sr ]; }; return [ o, u ]; }, @@ -1076,21 +1078,21 @@ return; } var o = { - w: ee(v.w), - h: ee(v.h) + w: ve(v.w), + h: ve(v.h) }; var u = { - w: ee(ae(i.w / (r.w / 100))), - h: ee(ae(i.h / (r.h / 100))) + w: ve(ie(i.w / (r.w / 100))), + h: ve(ie(i.h / (r.h / 100))) }; - var f = ne(); + var f = oe(); var l = o.w > 2 && o.h > 2; - var c = !te(u.w, u.h); + var c = !ue(u.w, u.h); var s = f !== a && f > 0; var d = l && c && s; if (d) { var g = n(), h = g[0], p = g[1]; - z(e.k, h); + P(e.k, h); if (p) { t(); } @@ -1099,29 +1101,29 @@ a = f; }; } - }, Qa); - var oe; - var ue = function getNativeScrollbarSize(r, a, e, n) { + }, ne); + var ce; + var se = function getNativeScrollbarSize(r, a, e, n) { Y(r, a); - var t = Mr(a); - var i = Ir(a); + var t = Hr(a); + var i = Dr(a); var v = Rr(e); - n && Z(a); + n && X(a); return { x: i.h - t.h + v.h, y: i.w - t.w + v.w }; }; - var fe = function getNativeScrollbarsHiding(r) { + var de = function getNativeScrollbarsHiding(r) { var a = false; - var e = _r(r, fa); + var e = pr(r, la); try { - a = "none" === style(r, tr("scrollbar-width")) || "none" === window.getComputedStyle(r, "::-webkit-scrollbar").getPropertyValue("display"); + a = "none" === style(r, nr("scrollbar-width")) || "none" === window.getComputedStyle(r, "::-webkit-scrollbar").getPropertyValue("display"); } catch (n) {} e(); return a; }; - var le = function getRtlScrollBehavior(r, a) { + var ge = function getRtlScrollBehavior(r, a) { var e = "hidden"; style(r, { overflowX: e, @@ -1138,120 +1140,125 @@ n: t.x !== i.x }; }; - var ce = function getFlexboxGlue(r, a) { - var e = _r(r, Kr); - var n = Vr(r); - var t = Vr(a); - var i = Sr(t, n, true); - var v = _r(r, Qr); - var o = Vr(r); - var u = Vr(a); - var f = Sr(u, o, true); + var he = function getFlexboxGlue(r, a) { + var e = pr(r, Kr); + var n = Ir(r); + var t = Ir(a); + var i = yr(t, n, true); + var v = pr(r, Qr); + var o = Ir(r); + var u = Ir(a); + var f = yr(u, o, true); e(); v(); return i && f; }; - var se = function createEnvironment() { + var pe = function createEnvironment() { var r = document, e = r.body; - var n = J('
'); + var n = $('
'); var t = n[0]; var i = t.firstChild; var v = Gr(), o = v[0], u = v[2]; var f = a({ - o: ue(e, t, i), - u: mr - }, ue.bind(0, e, t, i, true)), l = f[0], c = f[1]; + o: se(e, t, i), + u: br + }, se.bind(0, e, t, i, true)), l = f[0], c = f[1]; var s = c(), d = s[0]; - var g = fe(t); + var g = de(t); var h = { x: 0 === d.x, y: 0 === d.y }; var p = { + host: null, padding: !g, + viewport: function viewport(r) { + return g && r === r.ownerDocument.body && r; + }, content: false, + scrollbarsSlot: true, cancel: { nativeScrollbarsOverlaid: true, body: null } }; - var w = z({}, Pa); + var w = P({}, Ha); var b = { k: d, - L: h, - D: g, - I: "-1" === style(t, "zIndex"), - B: le(t, i), - F: ce(t, i), + D: h, + L: g, + H: "-1" === style(t, "zIndex"), + B: ge(t, i), + F: he(t, i), q: function _addListener(r) { return o("_", r); }, - U: z.bind(0, {}, p), + U: P.bind(0, {}, p), N: function _setDefaultInitialization(r) { - z(p, r); + P(p, r); }, - Y: z.bind(0, {}, w), + Y: P.bind(0, {}, w), W: function _setDefaultOptions(r) { - z(w, r); + P(w, r); }, - G: z({}, p), - X: z({}, w) + G: P({}, p), + X: P({}, w) }; - I(t, "style"); - Z(t); + H(t, "style"); + X(t); if (!g && (!h.x || !h.y)) { var m; window.addEventListener("resize", (function() { - var r = La()[ie]; + var r = Ia()[fe]; m = m || r && r.j(); m && m(b, l, u.bind(0, "_")); })); } return b; }; - var de = function getEnvironment() { - if (!oe) { - oe = se(); + var _e = function getEnvironment() { + if (!ce) { + ce = pe(); } - return oe; + return ce; }; - var ge = function resolveInitialization(r, a) { + var we = function resolveInitialization(r, a) { return s(r) ? r.apply(0, a) : r; }; - var he = function staticInitializationElement(r, a, e, n) { - return ge(n || ge(e, r), r) || a.apply(0, r); + var be = function staticInitializationElement(r, a, e, n) { + var t = v(n) ? e : n; + var i = we(t, r); + return i || a(); }; - var pe = function dynamicInitializationElement(r, a, e, n) { - var t = ge(n, r); - if (o(t) || v(t)) { - t = ge(e, r); - } - return true === t || o(t) || v(t) ? a.apply(0, r) : t; + var me = function dynamicInitializationElement(r, a, e, n) { + var t = v(n) ? e : n; + var i = we(t, r); + return !!i && (w(i) ? i : a()); }; - var _e = function cancelInitialization(r, a) { + var ye = function cancelInitialization(r, a) { var e = r || {}, n = e.nativeScrollbarsOverlaid, t = e.body; - var i = a.Z, v = a.$; - var u = de(), f = u.U, l = u.L; - var s = f().cancel, d = s.nativeScrollbarsOverlaid, g = s.body; + var i = a.Z, u = a.$; + var f = _e(), l = f.U, c = f.D; + var s = l().cancel, d = s.nativeScrollbarsOverlaid, g = s.body; var h = null != n ? n : d; - var p = c(t) || o(t) ? t : g; - var w = (l.x || l.y) && h; - var b = i && (o(p) ? !v : p); + var p = v(t) ? g : t; + var w = (c.x || c.y) && h; + var b = i && (o(p) ? !u : p); return !!w || !!b; }; - var we = $.bind(0, ""); - var be = function unwrap(r) { + var Se = Z.bind(0, ""); + var Ce = function unwrap(r) { Y(F(r), B(r)); - Z(r); + X(r); }; - var me = function addDataAttrHost(r, a) { + var Oe = function addDataAttrHost(r, a) { T(r, ra, a); - return I.bind(0, r, ra); + return H.bind(0, r, ra); }; - var ye = function createStructureSetupElements(r) { - var a = de(); - var e = a.U, n = a.D; - var t = La()[ie]; + var xe = function createStructureSetupElements(r) { + var a = _e(); + var e = a.U, n = a.L; + var t = Ia()[fe]; var i = t && t.T; var v = e(), o = v.host, u = v.viewport, f = v.padding, l = v.content; var c = w(r); @@ -1260,101 +1267,100 @@ var b = c ? r : s.target; var S = k(b, "textarea"); var C = b.ownerDocument; - var z = b === C.body; - var A = C.defaultView; - var P = z ? n : !!ur && !S && n; - var T = he.bind(0, [ b ]); - var M = pe.bind(0, [ b ]); - var H = [ T(we, u, z && !x(s, "viewport") ? b : h), T(we, u), T(we) ].filter((function(r) { - return P ? true : r !== b; - }))[0]; - var R = H === b; - var V = { + var x = b === C.body; + var P = C.defaultView; + var A = be.bind(0, [ b ]); + var z = me.bind(0, [ b ]); + var T = A(Se, u, h); + var M = T === b; + var R = { J: b, - K: S ? T(we, o, d) : b, - rr: H, - ar: !R && M(we, f, g), - er: !R && M(we, l, p), - nr: !R && !n && i && i(a), - tr: A, - ir: C, - vr: S, - Z: z, - ur: c, - $: R, - lr: function _viewportHasClass(r, a) { - return R ? L(H, ra, a) : hr(H, r); + K: S ? A(Se, o, d) : b, + rr: T, + ar: !M && z(Se, f, g), + er: !M && z(Se, l, p), + nr: !M && !n && i && i(a), + tr: x ? C.documentElement : T, + ir: x ? C : T, + vr: P, + ur: C, + lr: S, + Z: x, + cr: c, + $: M, + sr: function _viewportHasClass(r, a) { + return M ? D(T, ra, a) : gr(T, r); }, - cr: function _viewportAddRemoveClass(r, a, e) { - return R ? D(H, ra, a, e) : (e ? _r : pr)(H, r); + dr: function _viewportAddRemoveClass(r, a, e) { + return M ? L(T, ra, a, e) : (e ? pr : hr)(T, r); } }; - var j = E(V).reduce((function(r, a) { - var e = V[a]; + var I = E(R).reduce((function(r, a) { + var e = R[a]; return y(r, e && !F(e) ? e : false); }), []); - var q = function elementIsGenerated(r) { - return r ? m(j, r) > -1 : null; + var V = function elementIsGenerated(r) { + return r ? m(I, r) > -1 : null; }; - var U = V.J, N = V.K, W = V.ar, $ = V.rr, J = V.er, K = V.nr; - var Q = []; - var rr = S && q(N); - var ar = S ? U : B([ J, $, W, N, U ].find((function(r) { - return false === q(r); + var j = R.J, q = R.K, U = R.ar, N = R.rr, Z = R.er, $ = R.nr; + var J = []; + var K = S && V(q); + var Q = S ? j : B([ Z, N, U, q, j ].find((function(r) { + return false === V(r); }))); - var er = J || $; - var nr = function appendElements() { - var r = me(N, R ? "viewport" : "host"); - var a = _r(W, ia); - var e = _r($, !R && va); - var t = _r(J, ua); - var i = z ? _r(F(b), fa) : Cr; - if (rr) { - X(U, N); - y(Q, (function() { - X(N, U); - Z(N); + var rr = Z || N; + var ar = function appendElements() { + var r = Oe(q, M ? "viewport" : "host"); + var a = pr(U, va); + var e = pr(N, !M && oa); + var t = pr(Z, fa); + var i = x ? pr(F(b), la) : Sr; + if (K) { + G(j, q); + y(J, (function() { + G(q, j); + X(q); })); } - Y(er, ar); - Y(N, W); - Y(W || N, !R && $); - Y($, J); - y(Q, (function() { + Y(rr, Q); + Y(q, U); + Y(U || q, !M && N); + Y(N, Z); + y(J, (function() { i(); r(); - I($, aa); - I($, ea); - if (q(J)) { - be(J); + H(N, aa); + H(N, ea); + if (V(Z)) { + Ce(Z); } - if (q($)) { - be($); + if (V(N)) { + Ce(N); } - if (q(W)) { - be(W); + if (V(U)) { + Ce(U); } a(); e(); t(); })); - if (n && !R) { - y(Q, pr.bind(0, $, fa)); + if (n && !M) { + y(J, hr.bind(0, N, la)); } - if (K) { - G($, K); - y(Q, Z.bind(0, K)); + if ($) { + W(N, $); + y(J, X.bind(0, $)); } }; - return [ V, nr, O.bind(0, Q) ]; + return [ R, ar, O.bind(0, J) ]; }; - var Se = function createTrinsicUpdateSegment(r, a) { + var Ee = function createTrinsicUpdateSegment(r, a) { var e = r.er; var n = a[0]; return function(r) { - var a = de(), t = a.F; - var i = n(), v = i.sr; - var o = r.dr; + var a = _e(), t = a.F; + var i = n(), v = i.gr; + var o = r.hr; var u = (e || !t) && o; if (u) { style(e, { @@ -1362,23 +1368,23 @@ }); } return { - gr: u, - hr: u + pr: u, + _r: u }; }; }; - var Ce = function createPaddingUpdateSegment(r, e) { + var Pe = function createPaddingUpdateSegment(r, e) { var n = e[0], t = e[1]; var i = r.K, v = r.ar, o = r.rr, u = r.$; var f = a({ - u: yr, - o: Tr() - }, Tr.bind(0, i, "padding", "")), l = f[0], c = f[1]; + u: mr, + o: zr() + }, zr.bind(0, i, "padding", "")), l = f[0], c = f[1]; return function(r, a, e) { var i = c(e), f = i[0], s = i[1]; - var d = de(), g = d.D, h = d.F; - var p = n(), w = p.pr; - var b = r.gr, m = r.hr, y = r._r; + var d = _e(), g = d.L, h = d.F; + var p = n(), w = p.wr; + var b = r.pr, m = r._r, y = r.br; var S = a("paddingAbsolute"), C = S[0], O = S[1]; var x = !h && m; if (b || s || x) { @@ -1388,93 +1394,93 @@ } var A = !u && (O || y || s); if (A) { - var P = !C || !v && !g; + var z = !C || !v && !g; var T = f.r + f.l; - var D = f.t + f.b; - var L = { - marginRight: P && !w ? -T : 0, - marginBottom: P ? -D : 0, - marginLeft: P && w ? -T : 0, - top: P ? -f.t : 0, - right: P ? w ? -f.r : "auto" : 0, - left: P ? w ? "auto" : -f.l : 0, - width: P ? "calc(100% + " + T + "px)" : "" + var L = f.t + f.b; + var D = { + marginRight: z && !w ? -T : 0, + marginBottom: z ? -L : 0, + marginLeft: z && w ? -T : 0, + top: z ? -f.t : 0, + right: z ? w ? -f.r : "auto" : 0, + left: z ? w ? "auto" : -f.l : 0, + width: z ? "calc(100% + " + T + "px)" : "" }; - var I = { - paddingTop: P ? f.t : 0, - paddingRight: P ? f.r : 0, - paddingBottom: P ? f.b : 0, - paddingLeft: P ? f.l : 0 + var H = { + paddingTop: z ? f.t : 0, + paddingRight: z ? f.r : 0, + paddingBottom: z ? f.b : 0, + paddingLeft: z ? f.l : 0 }; - style(v || o, L); - style(o, I); + style(v || o, D); + style(o, H); t({ ar: f, - wr: !P, - H: v ? I : z({}, L, I) + mr: !z, + R: v ? H : P({}, D, H) }); } return { - br: A + yr: A }; }; }; - var Oe = Math.max; - var xe = Oe.bind(0, 0); - var Ee = "visible"; - var ze = "hidden"; - var Ae = 42; - var Pe = { - u: br, + var Ae = Math.max; + var ze = Ae.bind(0, 0); + var Te = "visible"; + var Le = "hidden"; + var De = 42; + var He = { + u: wr, o: { w: 0, h: 0 } }; - var Te = { - u: mr, + var Me = { + u: br, o: { - x: ze, - y: ze + x: Le, + y: Le } }; - var De = function getOverflowAmount(r, a) { + var Re = function getOverflowAmount(r, a) { var e = window.devicePixelRatio % 1 !== 0 ? 1 : 0; var n = { - w: xe(r.w - a.w), - h: xe(r.h - a.h) + w: ze(r.w - a.w), + h: ze(r.h - a.h) }; return { w: n.w > e ? n.w : 0, h: n.h > e ? n.h : 0 }; }; - var Le = function conditionalClass(r, a, e) { - return e ? _r(r, a) : pr(r, a); + var Ie = function conditionalClass(r, a, e) { + return e ? pr(r, a) : hr(r, a); }; - var Ie = function overflowIsVisible(r) { - return 0 === r.indexOf(Ee); + var Ve = function overflowIsVisible(r) { + return 0 === r.indexOf(Te); }; - var Me = function createOverflowUpdateSegment(r, e) { + var je = function createOverflowUpdateSegment(r, e) { var n = e[0], t = e[1]; - var i = r.K, v = r.ar, o = r.rr, u = r.nr, f = r.$, l = r.cr; - var c = de(), s = c.k, d = c.F, g = c.D, h = c.L; - var p = La()[ie]; + var i = r.K, v = r.ar, o = r.rr, u = r.nr, f = r.$, l = r.dr; + var c = _e(), s = c.k, d = c.F, g = c.L, h = c.D; + var p = Ia()[fe]; var w = !f && !g && (h.x || h.y); - var b = a(Pe, Rr.bind(0, o)), m = b[0], y = b[1]; - var S = a(Pe, Hr.bind(0, o)), C = S[0], O = S[1]; - var x = a(Pe), E = x[0], z = x[1]; - var A = a(Pe), P = A[0], L = A[1]; - var I = a(Te), M = I[0]; - var H = function fixFlexboxGlue(r, a) { + var b = a(He, Rr.bind(0, o)), m = b[0], y = b[1]; + var S = a(He, Mr.bind(0, o)), C = S[0], O = S[1]; + var x = a(He), E = x[0], P = x[1]; + var A = a(He), z = A[0], D = A[1]; + var H = a(Me), M = H[0]; + var R = function fixFlexboxGlue(r, a) { style(o, { height: "" }); if (a) { - var e = n(), t = e.wr, v = e.ar; - var u = r.mr, f = r.R; + var e = n(), t = e.mr, v = e.ar; + var u = r.Sr, f = r.I; var l = Rr(i); - var c = Mr(i); + var c = Hr(i); var s = "content-box" === style(o, "boxSizing"); var d = t || s ? v.b + v.t : 0; var g = !(h.x && s); @@ -1483,8 +1489,8 @@ }); } }; - var R = function getViewportOverflowState(r, a) { - var e = !g && !r ? Ae : 0; + var I = function getViewportOverflowState(r, a) { + var e = !g && !r ? De : 0; var n = function getStatePerAxis(r, n, t) { var i = style(o, r); var v = a ? a[r] : i; @@ -1497,15 +1503,15 @@ var t = n("overflowX", h.x, s.x), i = t[0], v = t[1], u = t[2], f = t[3]; var l = n("overflowY", h.y, s.y), c = l[0], d = l[1], p = l[2], w = l[3]; return { - yr: { + Cr: { x: i, y: c }, - mr: { + Sr: { x: v, y: d }, - R: { + I: { x: u, y: p }, @@ -1517,21 +1523,21 @@ }; var V = function setViewportOverflowState(r, a, e, n) { var t = function setAxisOverflowStyle(r, a) { - var e = Ie(r); - var n = a && e && r.replace(Ee + "-", "") || ""; - return [ a && !e ? r : "", Ie(n) ? "hidden" : n ]; + var e = Ve(r); + var n = a && e && r.replace(Te + "-", "") || ""; + return [ a && !e ? r : "", Ve(n) ? "hidden" : n ]; }; var i = t(e.x, a.x), v = i[0], o = i[1]; var u = t(e.y, a.y), f = u[0], l = u[1]; n.overflowX = o && f ? o : v; n.overflowY = l && v ? l : f; - return R(r, n); + return I(r, n); }; var j = function hideNativeScrollbars(r, a, e, t) { - var i = r.R, v = r.V; + var i = r.I, v = r.V; var o = v.x, u = v.y; var f = i.x, l = i.y; - var c = n(), s = c.H; + var c = n(), s = c.R; var d = a ? "marginLeft" : "marginRight"; var g = a ? "paddingLeft" : "paddingRight"; var h = s[d]; @@ -1546,69 +1552,69 @@ t.paddingBottom = b + (o ? f : 0); } }; - var k = p ? p.M(w, d, o, u, n, R, j) : [ function() { + var k = p ? p.M(w, d, o, u, n, I, j) : [ function() { return w; }, function() { - return [ Cr ]; + return [ Sr ]; } ], B = k[0], F = k[1]; return function(r, a, e) { - var u = r.gr, c = r.Sr, s = r.hr, p = r.br, w = r.dr, b = r._r; - var S = n(), x = S.sr, A = S.pr; - var I = a("showNativeOverlaidScrollbars"), k = I[0], q = I[1]; + var u = r.pr, c = r.Or, s = r._r, p = r.yr, w = r.hr, b = r.br; + var S = n(), x = S.gr, A = S.wr; + var H = a("showNativeOverlaidScrollbars"), k = H[0], q = H[1]; var U = a("overflow"), N = U[0], Y = U[1]; var W = k && h.x && h.y; var G = !f && !d && (u || s || c || q || w); - var X = Ie(N.x); - var Z = Ie(N.y); + var X = Ve(N.x); + var Z = Ve(N.y); var $ = X || Z; var J = y(e); var K = O(e); - var Q = z(e); - var rr = L(e); + var Q = P(e); + var rr = D(e); var ar; if (q && g) { - l(fa, ta, !W); + l(la, ta, !W); } if (G) { - ar = R(W); - H(ar, x); + ar = I(W); + R(ar, x); } if (u || p || s || b || q) { if ($) { - l(la, na, false); + l(ca, na, false); } var er = F(W, A, ar), nr = er[0], tr = er[1]; var ir = J = m(e), vr = ir[0], or = ir[1]; var ur = K = C(e), fr = ur[0], lr = ur[1]; - var cr = Mr(o); + var cr = Hr(o); var sr = fr; var dr = cr; nr(); if ((lr || or || q) && tr && !W && B(tr, fr, vr, A)) { - dr = Mr(o); - sr = Hr(o); + dr = Hr(o); + sr = Mr(o); } var gr = { - w: xe(Oe(fr.w, sr.w) + vr.w), - h: xe(Oe(fr.h, sr.h) + vr.h) + w: ze(Ae(fr.w, sr.w) + vr.w), + h: ze(Ae(fr.h, sr.h) + vr.h) }; var hr = { - w: xe(dr.w + xe(cr.w - fr.w) + vr.w), - h: xe(dr.h + xe(cr.h - fr.h) + vr.h) + w: ze(dr.w + ze(cr.w - fr.w) + vr.w), + h: ze(dr.h + ze(cr.h - fr.h) + vr.h) }; - rr = P(hr); - Q = E(De(gr, hr), e); + rr = z(hr); + Q = E(Re(gr, hr), e); } var pr = rr, _r = pr[0], wr = pr[1]; var br = Q, mr = br[0], yr = br[1]; var Sr = K, Cr = Sr[0], Or = Sr[1]; - var xr = J, Er = xr[0], zr = xr[1]; + var xr = J, Er = xr[0], Pr = xr[1]; var Ar = { x: mr.w > 0, y: mr.h > 0 }; - var Pr = X && Z && (Ar.x || Ar.y) || X && Ar.x && !Ar.y || Z && Ar.y && !Ar.x; - if (p || b || zr || Or || wr || yr || Y || q || G) { + var zr = X && Z && (Ar.x || Ar.y) || X && Ar.x && !Ar.y || Z && Ar.y && !Ar.x; + if (p || b || Pr || Or || wr || yr || Y || q || G) { var Tr = { marginRight: 0, marginBottom: 0, @@ -1617,13 +1623,13 @@ overflowY: "", overflowX: "" }; - var Dr = V(W, Ar, N, Tr); - var Lr = B(Dr, Cr, Er, A); + var Lr = V(W, Ar, N, Tr); + var Dr = B(Lr, Cr, Er, A); if (!f) { - j(Dr, A, Lr, Tr); + j(Lr, A, Dr, Tr); } if (G) { - H(Dr, x); + R(Lr, x); } if (f) { T(i, aa, Tr.overflowX); @@ -1632,30 +1638,30 @@ style(o, Tr); } } - D(i, ra, na, Pr); - Le(v, la, Pr); - !f && Le(o, la, $); - var Ir = M(R(W).yr), Rr = Ir[0], Vr = Ir[1]; + L(i, ra, na, zr); + Ie(v, ca, zr); + !f && Ie(o, ca, $); + var Rr = M(I(W).Cr), Ir = Rr[0], Vr = Rr[1]; t({ - yr: Rr, - Cr: { + Cr: Ir, + Er: { x: _r.w, y: _r.h }, - Or: { + Pr: { x: mr.w, y: mr.h }, - Er: Ar + Ar: Ar }); return { zr: Vr, - Ar: wr, - Pr: yr + Tr: wr, + Lr: yr }; }; }; - var He = function prepareUpdateHints(r, a, e) { + var ke = function prepareUpdateHints(r, a, e) { var n = {}; var t = a || {}; var i = E(r).concat(E(t)); @@ -1666,55 +1672,57 @@ })); return n; }; - var Re = function createStructureSetupUpdate(r, a) { - var e = r.rr; - var n = de(), t = n.D, i = n.L, v = n.F; - var o = !t && (i.x || i.y); - var u = [ Se(r, a), Ce(r, a), Me(r, a) ]; - return function(r, a, n) { - var t = He(z({ - gr: false, + var Be = function createStructureSetupUpdate(r, a) { + var e = r.rr, n = r.dr; + var t = _e(), i = t.L, v = t.D, o = t.F; + var u = !i && (v.x || v.y); + var f = [ Ee(r, a), Pe(r, a), je(r, a) ]; + return function(r, a, t) { + var i = ke(P({ + pr: false, + yr: false, br: false, - _r: false, - dr: false, - Ar: false, - Pr: false, + hr: false, + Tr: false, + Lr: false, zr: false, - Sr: false, - hr: false - }, a), {}, n); - var i = o || !v; - var f = i && M(e); - var l = i && H(e); - var c = t; - each(u, (function(a) { - c = He(c, a(c, r, !!n) || {}, n); + Or: false, + _r: false + }, a), {}, t); + var v = u || !o; + var l = v && M(e); + var c = v && R(e); + n("", ia, true); + var s = i; + each(f, (function(a) { + s = ke(s, a(s, r, !!t) || {}, t); })); - M(e, f); - H(e, l); - return c; + M(e, l); + R(e, c); + n("", ia); + return s; }; }; - var Ve = 3333333; - var je = function getElmDirectionIsRTL(r) { + var Fe = 3333333; + var qe = function getElmDirectionIsRTL(r) { return "rtl" === style(r, "direction"); }; - var ke = function domRectHasDimensions(r) { + var Ue = function domRectHasDimensions(r) { return r && (r.height || r.width); }; - var Be = function createSizeObserver(r, e, n) { - var t = n || {}, i = t.Tr, v = void 0 === i ? false : i, o = t.Dr, u = void 0 === o ? false : o; - var f = La()[Ja]; - var l = de(), s = l.B; - var h = J('
'); + var Ne = function createSizeObserver(r, e, n) { + var t = n || {}, i = t.Dr, v = void 0 === i ? false : i, o = t.Hr, u = void 0 === o ? false : o; + var f = Ia()[ae]; + var l = _e(), s = l.B; + var h = $('
'); var p = h[0]; var w = p.firstChild; - var b = je.bind(0, p); + var b = qe.bind(0, p); var m = a({ o: void 0, g: true, u: function _equal(r, a) { - return !(!r || !ke(r) && ke(a)); + return !(!r || !Ue(r) && Ue(a)); } }), S = m[0]; var C = function onSizeChangedCallbackProxy(r) { @@ -1725,8 +1733,8 @@ var o = true; if (a) { var u = S(r.pop().contentRect), f = u[0], l = u[2]; - var h = ke(f); - var w = ke(l); + var h = Ue(f); + var w = Ue(l); t = !l || !h; i = !w && h; o = !t; @@ -1736,77 +1744,78 @@ i = true === r; } if (v && o) { - var b = n ? r[0] : je(p); - M(p, b ? s.n ? -Ve : s.i ? 0 : Ve : Ve); - H(p, Ve); + var b = n ? r[0] : qe(p); + M(p, b ? s.n ? -Fe : s.i ? 0 : Fe : Fe); + R(p, Fe); } if (!t) { e({ - gr: !n, - Lr: n ? r : void 0, - Dr: !!i + pr: !n, + Mr: n ? r : void 0, + Hr: !!i }); } }; var x = []; var E = u ? C : false; - var z; - if (ur) { - var A = new ur(C); - A.observe(w); - y(x, (function() { - A.disconnect(); - })); - } else if (f) { - var P = f.P(w, C, u), T = P[0], D = P[1]; - E = T; - y(x, D); - } - if (v) { - z = a({ - o: !b() - }, b); - var L = z, I = L[0]; - y(x, qr(p, "scroll", (function(r) { - var a = I(); - var e = a[0], n = a[1]; - if (n) { - pr(w, "ltr rtl"); - if (e) { - _r(w, "rtl"); - } else { - _r(w, "ltr"); - } - C(a); - } - Ur(r); - }))); - } - if (E) { - _r(p, sa); - y(x, qr(p, "animationstart", E, { - A: !!ur - })); - } - W(r, p); - return function() { + var P; + return [ function() { O(x); - Z(p); - }; + X(p); + }, function() { + if (or) { + var e = new or(C); + e.observe(w); + y(x, (function() { + e.disconnect(); + })); + } else if (f) { + var n = f.A(w, C, u), t = n[0], i = n[1]; + E = t; + y(x, i); + } + if (v) { + P = a({ + o: !b() + }, b); + var o = P, l = o[0]; + y(x, Fr(p, "scroll", (function(r) { + var a = l(); + var e = a[0], n = a[1]; + if (n) { + hr(w, "ltr rtl"); + if (e) { + pr(w, "rtl"); + } else { + pr(w, "ltr"); + } + C(a); + } + qr(r); + }))); + } + if (E) { + pr(p, da); + y(x, Fr(p, "animationstart", E, { + P: !!or + })); + } + Y(r, p); + } ]; }; - var Fe = function isHeightIntrinsic(r) { + var Ye = function isHeightIntrinsic(r) { return 0 === r.h || r.isIntersecting || r.intersectionRatio > 0; }; - var qe = function createTrinsicObserver(r, e) { + var We = function createTrinsicObserver(r, e) { var n; - var t = $(_a); + var t = Z(wa); var i = []; var v = a({ o: false }), o = v[0]; var u = function triggerOnTrinsicChangedCallback(r, a) { if (r) { - var n = o(Fe(r)); + var n = o(Ye(r)); var t = n[1]; if (t) { !a && e(n); @@ -1819,35 +1828,38 @@ return u(r.pop(), a); } }; - if (or) { - n = new or((function(r) { - return f(r); - }), { - root: r - }); - n.observe(t); - y(i, (function() { - n.disconnect(); - })); - } else { - var l = function onSizeChanged() { - var r = Ir(t); - u(r); - }; - y(i, Be(t, l)); - l(); - } - W(r, t); return [ function() { O(i); - Z(t); + X(t); + }, function() { + if (vr) { + n = new vr((function(r) { + return f(r); + }), { + root: r + }); + n.observe(t); + y(i, (function() { + n.disconnect(); + })); + } else { + var a = function onSizeChanged() { + var r = Dr(t); + u(r); + }; + var e = Ne(t, a), v = e[0], o = e[1]; + y(i, v); + o(); + a(); + } + Y(r, t); }, function() { if (n) { return f(n.takeRecords(), true); } } ]; }; - var Ue = function createEventContentChange(r, a, e) { + var Ge = function createEventContentChange(r, a, e) { var n; var t = false; var i = function destroy() { @@ -1877,18 +1889,15 @@ u(); } } - var f = function listener(r) { + var f = Fr(e, i, (function(r) { if (t) { - Fr(e, i, listener); + f(); n.delete(e); } else { a(r); } - }; - qr(e, i, f); - n.set(e, [ i, function() { - return Fr(e, i, f); - } ]); + })); + n.set(e, [ i, f ]); })); })); } @@ -1899,10 +1908,10 @@ } return [ i, v ]; }; - var Ne = function createDOMObserver(r, a, e, n) { + var Xe = function createDOMObserver(r, a, e, n) { var t = false; - var i = n || {}, v = i.Ir, o = i.Mr, u = i.Hr, f = i.Rr, c = i.Vr, s = i.jr; - var d = Or((function() { + var i = n || {}, v = i.Rr, o = i.Ir, u = i.Vr, f = i.jr, c = i.kr, s = i.Br; + var d = Cr((function() { if (t) { e(true); } @@ -1910,13 +1919,13 @@ p: 33, _: 99 }); - var g = Ue(r, d, u), h = g[0], p = g[1]; + var g = Ge(r, d, u), h = g[0], p = g[1]; var w = v || []; var b = o || []; var S = w.concat(b); var O = function observerCallback(t, i) { - var v = c || Cr; - var o = s || Cr; + var v = c || Sr; + var o = s || Sr; var u = []; var d = []; var g = false; @@ -1929,20 +1938,20 @@ var O = r === i; var x = S && l(t) ? T(i, t) : 0; var E = 0 !== x && s !== x; - var z = m(b, t) > -1 && E; + var P = m(b, t) > -1 && E; if (a && !O) { var A = !S; - var P = S && z; - var D = P && f && k(i, f); - var L = D ? !v(i, t, s, x) : A || P; - var I = L && !o(e, !!D, r, n); + var z = S && P; + var L = z && f && k(i, f); + var D = L ? !v(i, t, s, x) : A || z; + var H = D && !o(e, !!L, r, n); y(d, p); - h = h || I; + h = h || H; w = w || C; } if (!a && O && E && !v(i, t, s, x)) { y(u, t); - g = g || z; + g = g || P; } })); if (w && !C(d)) { @@ -1962,7 +1971,7 @@ return [ u, g ]; } }; - var x = new vr((function(r) { + var x = new ir((function(r) { return O(r); })); x.observe(r, { @@ -1988,45 +1997,47 @@ } } ]; }; - var Ye = "[" + ra + "]"; - var We = "." + va; - var Ge = [ "tabindex" ]; - var Xe = [ "wrap", "cols", "rows" ]; - var Ze = [ "id", "class", "style", "open" ]; - var $e = function createStructureSetupObservers(r, e, n) { + var Ze = "[" + ra + "]"; + var $e = "." + oa; + var Je = [ "tabindex" ]; + var Ke = [ "wrap", "cols", "rows" ]; + var Qe = [ "id", "class", "style", "open" ]; + var rn = function createStructureSetupObservers(r, e, n) { var t; var i; var v; var o = e[1]; - var u = r.K, c = r.rr, g = r.er, h = r.vr, p = r.$, w = r.lr, b = r.cr; - var S = de(), C = S.D, O = S.F; - var x = a({ - u: br, + var u = r.K, c = r.rr, g = r.er, h = r.lr, p = r.$, w = r.sr, b = r.dr; + var S = _e(), C = S.F; + var O = a({ + u: wr, o: { w: 0, h: 0 } }, (function() { - var r = w(la, na); - var a = w(oa, ""); + var r = w(ca, na); + var a = w(ua, ""); var e = a && M(c); - var n = a && H(c); - b(la, na); - b(oa, ""); - var t = Hr(g); - var i = Hr(c); + var n = a && R(c); + b(ca, na); + b(ua, ""); + b("", ia, true); + var t = Mr(g); + var i = Mr(c); var v = Rr(c); - b(la, na, r); - b(oa, "", a); + b(ca, na, r); + b(ua, "", a); + b("", ia); M(c, e); - H(c, n); + R(c, n); return { w: i.w + t.w + v.w, h: i.h + t.h + v.h }; - })), A = x[0]; - var P = h ? Xe : Ze.concat(Xe); - var D = Or(n, { + })), x = O[0]; + var A = h ? Ke : Qe.concat(Ke); + var z = Cr(n, { p: function _timeout() { return t; }, @@ -2043,99 +2054,102 @@ } }); var L = function updateViewportAttrsFromHost(r) { - each(r || Ge, (function(r) { - if (m(Ge, r) > -1) { + each(r || Je, (function(r) { + if (m(Je, r) > -1) { var a = T(u, r); if (l(a)) { T(c, r, a); } else { - I(c, r); + H(c, r); } } })); }; - var R = function onTrinsicChanged(r, a) { + var D = function onTrinsicChanged(r, a) { var e = r[0], t = r[1]; var i = { - dr: t + hr: t }; o({ - sr: e + gr: e }); !a && n(i); return i; }; - var V = function onSizeChanged(r) { - var a = r.gr, e = r.Lr, t = r.Dr; - var i = !a || t ? n : D; + var I = function onSizeChanged(r) { + var a = r.pr, e = r.Mr, t = r.Hr; + var i = !a || t ? n : z; var v = false; if (e) { var u = e[0], f = e[1]; v = f; o({ - pr: u + wr: u }); } i({ - gr: a, - _r: v + pr: a, + br: v }); }; - var j = function onContentMutation(r, a) { - var e = A(), t = e[1]; + var V = function onContentMutation(r, a) { + var e = x(), t = e[1]; var i = { - hr: t + _r: t }; - var v = r ? n : D; + var v = r ? n : z; if (t) { !a && v(i); } return i; }; - var k = function onHostMutation(r, a, e) { + var j = function onHostMutation(r, a, e) { var n = { - Sr: a + Or: a }; if (a) { - !e && D(n); + !e && z(n); } else if (!p) { L(r); } return n; }; - var B = (g || !O) && qe(u, R); - var F = !p && Be(u, V, { - Dr: true, - Tr: !C - }); - var N = Ne(u, false, k, { - Mr: Ze, - Ir: Ze.concat(Ge) - }), Y = N[0], W = N[1]; - var G = p && new ur(V.bind(0, { - gr: true + var k = g || !C ? We(u, D) : [ Sr, Sr, Sr ], B = k[0], F = k[1], N = k[2]; + var Y = !p ? Ne(u, I, { + Hr: true, + Dr: true + }) : [ Sr, Sr ], W = Y[0], G = Y[1]; + var X = Xe(u, false, j, { + Ir: Qe, + Rr: Qe.concat(Je) + }), Z = X[0], $ = X[1]; + var J = p && or && new or(I.bind(0, { + pr: true })); - G && G.observe(u); + J && J.observe(u); L(); return [ function() { + B(); + W(); v && v[0](); - B && B[0](); - F && F(); - G && G.disconnect(); - Y(); + J && J.disconnect(); + Z(); + }, function() { + G(); + F(); }, function() { var r = {}; - var a = W(); - var e = v && v[1](); - var n = B && B[1](); + var a = $(); + var e = N(); + var n = v && v[1](); if (a) { - z(r, k.apply(0, y(a, true))); + P(r, j.apply(0, y(a, true))); } if (e) { - z(r, j.apply(0, y(e, true))); + P(r, D.apply(0, y(e, true))); } if (n) { - z(r, R.apply(0, y(n, true))); + P(r, V.apply(0, y(n, true))); } return r; }, function(r) { @@ -2152,20 +2166,20 @@ v[1](); v[0](); } - v = Ne(g || c, true, j, { - Mr: P.concat(o || []), - Ir: P.concat(o || []), - Hr: h, - Rr: Ye, - jr: function _ignoreContentChange(r, a) { + v = Xe(g || c, true, V, { + Ir: A.concat(o || []), + Rr: A.concat(o || []), + Vr: h, + jr: Ze, + Br: function _ignoreContentChange(r, a) { var e = r.target, n = r.attributeName; - var t = !a && n ? U(e, Ye, We) : false; - return t || !!q(e, "." + wa) || !!S(r); + var t = !a && n ? U(e, Ze, $e) : false; + return t || !!q(e, "." + ba) || !!S(r); } }); } if (m) { - D.S(); + z.S(); if (d(b)) { var C = b[0]; var O = b[1]; @@ -2181,19 +2195,19 @@ } } ]; }; - var Je = { + var an = { x: 0, y: 0 }; - var Ke = { + var en = { ar: { t: 0, r: 0, b: 0, l: 0 }, - wr: false, - H: { + mr: false, + R: { marginRight: 0, marginBottom: 0, marginLeft: 0, @@ -2202,26 +2216,26 @@ paddingBottom: 0, paddingLeft: 0 }, - Cr: Je, - Or: Je, - yr: { + Er: an, + Pr: an, + Cr: { x: "hidden", y: "hidden" }, - Er: { + Ar: { x: false, y: false }, - sr: false, - pr: false + gr: false, + wr: false }; - var Qe = function createStructureSetup(r, a) { + var nn = function createStructureSetup(r, a) { var e = Zr(a, {}); - var n = $r(Ke); + var n = $r(en); var t = Gr(), i = t[0], v = t[1], o = t[2]; var u = n[0]; - var f = ye(r), l = f[0], c = f[1], s = f[2]; - var d = Re(l, n); + var f = xe(r), l = f[0], c = f[1], s = f[2]; + var d = Be(l, n); var g = function triggerUpdateEvent(r, a, e) { var n = E(r).some((function(a) { return r[a]; @@ -2230,116 +2244,238 @@ o("u", [ r, a, e ]); } }; - var h = $e(l, n, (function(r) { + var h = rn(l, n, (function(r) { g(d(e, r), {}, false); - })), p = h[0], w = h[1], b = h[2]; - var m = u.bind(0); - m.kr = function(r) { + })), p = h[0], w = h[1], b = h[2], m = h[3]; + var y = u.bind(0); + y.Fr = function(r) { i("u", r); }; - m.Br = c; - m.Fr = l; + y.qr = function() { + w(); + c(); + }; + y.Ur = l; return [ function(r, e) { var n = Zr(a, r, e); - b(n); - g(d(n, w(), e), r, !!e); - }, m, function() { + m(n); + g(d(n, b(), e), r, !!e); + }, y, function() { v(); p(); s(); } ]; }; - var rn = "touchstart mouseenter"; - var an = "touchend touchcancel mouseleave"; - var en = function stopRootClickPropagation(r, a) { - return qr(r, "mousedown", qr.bind(0, a, "click", Ur, { - A: true, + var tn = Math.round, vn = Math.abs; + var un = function getPageOffset(r) { + return { + x: r.pageX, + y: r.pageY + }; + }; + var fn = function getScale(r) { + var a = Ir(r), e = a.width, n = a.height; + var t = Dr(r), i = t.w, v = t.h; + return { + x: tn(e) / i || 1, + y: tn(n) / v || 1 + }; + }; + var ln = function continuePointerDown(r, a, e) { + var n = a.scrollbars; + var t = r.button, i = r.isPrimary, v = r.pointerType; + var o = n.pointers; + return 0 === t && i && n[e] && (o || []).includes(v); + }; + var cn = function createRootClickStopPropagationEvents(r, a) { + return Fr(r, "mousedown", Fr.bind(0, a, "click", qr, { + P: true, O: true }), { O: true }); }; - var nn = function createScrollbarsSetupElements(r, a) { - var e = de(), n = e.U; - var t = n(), i = t.scrollbarsSlot; - var v = a.ir, o = a.J, u = a.K, f = a.rr, l = a.ur; - var c = l ? null : r.scrollbarsSlot; - var s = pe([ o, u, f ], (function() { - return u; - }), i, c); - var d = function scrollbarsAddRemoveClass(r, a, e, n) { - var t = e ? _r : pr; + var sn = function createDragScrollingEvents(r, a, e, n, t, i) { + var v = _e(), o = v.B; + var u = e.Nr, f = e.Yr, l = e.Wr; + var c = "scroll" + (i ? "Left" : "Top"); + var s = i ? "x" : "y"; + var d = i ? "w" : "h"; + var g = function createOnPointerMoveHandler(r, a, e) { + return function(v) { + var g = t(), h = g.Pr; + var p = (un(v)[s] - a) * e; + var w = Dr(f)[d] - Dr(u)[d]; + var b = p / w; + var m = b * h[s]; + var y = "rtl" === style(l, "direction"); + var S = y && i ? o.n || o.i ? 1 : -1 : 1; + n[c] = vn(r) + m * S; + }; + }; + return Fr(u, "pointerdown", (function(e) { + if (ln(e, r, "dragScroll")) { + var t = Fr(a, "selectstart", (function(r) { + return Ur(r); + }), { + C: false + }); + var i = Fr(u, "pointermove", g(n[c] || 0, un(e)[s], 1 / fn(n)[s])); + Fr(u, "pointerup", (function(r) { + t(); + i(); + u.releasePointerCapture(r.pointerId); + }), { + P: true + }); + u.setPointerCapture(e.pointerId); + } + })); + }; + var dn = function createScrollbarsSetupEvents(r, a) { + return function(e, n, t, i, v) { + var o = e.Wr; + return O.bind(0, [ Fr(o, "pointerenter", (function() { + n(Pa, true); + })), Fr(o, "pointerleave pointercancel", (function() { + n(Pa); + })), cn(o, t), sn(r, t, e, i, a, v) ]); + }; + }; + var gn = Math.min, hn = Math.max, pn = Math.abs; + var _n = function getScrollbarHandleLengthRatio(r, a, e, n) { + if (n) { + var t = e ? "x" : "y"; + var i = n.Pr, v = n.Er; + var o = v[t]; + var u = i[t]; + return hn(0, gn(1, o / (o + u))); + } + var f = e ? "w" : "h"; + var l = Dr(r)[f]; + var c = Dr(a)[f]; + return hn(0, gn(1, l / c)); + }; + var wn = function getScrollbarHandleOffsetRatio(r, a, e, n, t, i) { + var v = _e(), o = v.B; + var u = i ? "x" : "y"; + var f = i ? "Left" : "Top"; + var l = n.Pr; + var c = Math.floor(l[u]); + var s = pn(e["scroll" + f]); + var d = i && t; + var g = o.i ? s : c - s; + var h = d ? g : s; + var p = gn(1, h / c); + var w = _n(r, a, i); + return 1 / w * (1 - w) * p; + }; + var bn = function createScrollbarsSetupElements(r, a, e) { + var n = _e(), t = n.U; + var i = t(), v = i.scrollbarsSlot; + var o = a.ur, u = a.J, f = a.K, l = a.rr, s = a.cr, d = a.tr; + var g = s ? {} : r, h = g.scrollbarsSlot; + var p = me([ u, f, l ], (function() { + return f; + }), v, h); + var w = function scrollbarStructureAddRemoveClass(r, a, e) { + var n = e ? pr : hr; each(r, (function(r) { - t((n || Cr)(r) || r.qr, a); + n(r.Wr, a); })); }; - var g = function scrollbarsHandleStyle(r, a) { + var b = function scrollbarsHandleStyle(r, a) { each(r, (function(r) { var e = a(r), n = e[0], t = e[1]; style(n, t); })); }; - var h = []; - var p = []; - var w = []; - var b = d.bind(0, p); - var m = d.bind(0, w); - var S = function generateScrollbarDOM(r) { - var a = r ? ba : ma; - var e = r ? p : w; - var n = C(e) ? xa : ""; - var t = $(wa + " " + a + " " + n); - var i = $(ya); - var o = $(Sa); - var u = { - qr: t, - Ur: i, - Nr: o - }; - Y(t, i); - Y(i, o); - y(e, u); - y(h, [ Z.bind(0, t), qr(t, rn, (function() { - b(Ea, true); - m(Ea, true); - })), qr(t, an, (function() { - b(Ea); - m(Ea); - })), en(t, v) ]); - return u; + var m = function scrollbarStructureRefreshHandleLength(r, a, e) { + b(r, (function(r) { + var n; + var t = r.Nr, i = r.Yr; + return [ t, (n = {}, n[e ? "width" : "height"] = (100 * _n(t, i, e, a)).toFixed(3) + "%", + n) ]; + })); }; - var x = S.bind(0, true); - var E = S.bind(0, false); - var z = function appendElements() { - Y(s, p[0].qr); - Y(s, w[0].qr); - cr((function() { - b(xa); - m(xa); + var S = function scrollbarStructureRefreshHandleOffset(r, a, e) { + var n = e ? "X" : "Y"; + b(r, (function(r) { + var t = r.Nr, i = r.Yr, v = r.Wr; + var o = wn(t, i, d, a, "rtl" === style(v, "direction"), e); + var u = o === o; + return [ t, { + transform: u ? "translate" + n + "(" + (100 * o).toFixed(3) + "%)" : "" + } ]; + })); + }; + var x = []; + var E = []; + var P = []; + var A = function scrollbarsAddRemoveClass(r, a, e) { + var n = c(e); + var t = n ? e : true; + var i = n ? !e : true; + t && w(E, r, a); + i && w(P, r, a); + }; + var z = function refreshScrollbarsHandleLength(r) { + m(E, r, true); + m(P, r); + }; + var T = function refreshScrollbarsHandleOffset(r) { + S(E, r, true); + S(P, r); + }; + var L = function generateScrollbarDOM(r) { + var a = r ? ma : ya; + var n = r ? E : P; + var t = C(n) ? Ea : ""; + var i = Z(ba + " " + a + " " + t); + var v = Z(Sa); + var u = Z(Ca); + var f = { + Wr: i, + Yr: v, + Nr: u + }; + Y(i, v); + Y(v, u); + y(n, f); + y(x, [ X.bind(0, i), e(f, A, o, d, r) ]); + return f; + }; + var D = L.bind(0, true); + var H = L.bind(0, false); + var M = function appendElements() { + Y(p, E[0].Wr); + Y(p, P[0].Wr); + lr((function() { + A(Ea); }), 300); }; - x(); - E(); + D(); + H(); return [ { - Yr: { - Wr: p, - Gr: x, - Xr: b, - Zr: g.bind(0, p) - }, + Gr: z, + Xr: T, + Zr: A, $r: { - Wr: w, - Gr: E, - Xr: m, - Zr: g.bind(0, w) + Jr: E, + Kr: D, + Qr: b.bind(0, E) + }, + ra: { + Jr: P, + Kr: H, + Qr: b.bind(0, P) } - }, z, O.bind(0, h) ]; + }, M, O.bind(0, x) ]; }; - var tn = Math.min; - var vn = function createSelfCancelTimeout(r) { + var mn = function createSelfCancelTimeout(r) { var a; - var e = r ? cr : lr; - var n = r ? sr : fr; + var e = r ? lr : fr; + var n = r ? cr : ur; return [ function(t) { n(a); a = e(t, s(r) ? r() : r); @@ -2347,19 +2483,7 @@ return n(a); } ]; }; - var un = function refreshScrollbarHandleLength(r, a, e) { - var n = a.Or, t = a.Cr; - var i = e ? "x" : "y"; - var v = t[i]; - var o = n[i]; - var u = tn(1, v / (v + o)); - r((function(r) { - var a; - return [ r.Nr, (a = {}, a[e ? "width" : "height"] = (100 * u).toFixed(3) + "%", - a) ]; - })); - }; - var fn = function createScrollbarsSetup(r, a, e) { + var yn = function createScrollbarsSetup(r, a, e) { var n; var t; var i; @@ -2368,27 +2492,32 @@ var u = 0; var f = $r({}); var l = f[0]; - var c = vn(), s = c[0], d = c[1]; - var g = vn(), h = g[0], p = g[1]; - var w = vn(100), b = w[0], m = w[1]; - var y = vn(100), S = y[0], C = y[1]; - var x = vn((function() { + var c = mn(), s = c[0], d = c[1]; + var g = mn(), h = g[0], p = g[1]; + var w = mn(100), b = w[0], m = w[1]; + var y = mn(100), S = y[0], C = y[1]; + var x = mn((function() { return u; - })), E = x[0], z = x[1]; - var A = nn(r, e.Fr), P = A[0], T = A[1], D = A[2]; - var L = e.Fr, I = L.K, M = L.rr; - var H = P.Yr, R = P.$r; - var V = H.Xr, j = H.Zr; - var k = R.Xr, B = R.Zr; - var F = function manageScrollbarsAutoHide(r, a) { - z(); + })), E = x[0], P = x[1]; + var A = bn(r, e.Ur, dn(a, e)), z = A[0], T = A[1], L = A[2]; + var D = e.Ur, H = D.K, I = D.rr, V = D.tr, j = D.ir, k = D.$, B = D.Z; + var q = z.$r, U = z.ra, N = z.Zr, Y = z.Gr, W = z.Xr; + var G = q.Qr; + var X = U.Qr; + var Z = function styleScrollbarPosition(r) { + var a = r.Wr; + var e = k && !B && F(a) === I && a; + return [ e, { + transform: e ? "translate(" + M(V) + "px, " + R(V) + "px)" : "" + } ]; + }; + var $ = function manageScrollbarsAutoHide(r, a) { + P(); if (r) { - V(za); - k(za); + N(za); } else { var e = function hide() { - V(za, true); - k(za, true); + return N(za, true); }; if (u > 0 && !a) { E(e); @@ -2397,143 +2526,151 @@ } } }; - var q = function onHostMouseEnter() { + var J = function onHostMouseEnter() { v = t; - v && F(true); + v && $(true); }; - var U = [ m, z, C, p, d, D, qr(I, "mouseover", q, { - A: true - }), qr(I, "mouseenter", q), qr(I, "mouseleave", (function() { + var K = [ m, P, C, p, d, L, Fr(H, "mouseover", J, { + P: true + }), Fr(H, "mouseenter", J), Fr(H, "mouseleave", (function() { v = false; - t && F(false); - })), qr(I, "mousemove", (function() { + t && $(false); + })), Fr(H, "mousemove", (function() { n && s((function() { m(); - F(true); + $(true); S((function() { - n && F(false); + n && $(false); })); })); - })), qr(M, "scroll", (function() { - i && h((function() { - F(true); + })), Fr(j, "scroll", (function() { + h((function() { + W(e()); + i && $(true); b((function() { - i && !v && F(false); + i && !v && $(false); })); })); + k && G(Z); + k && X(Z); })) ]; - var N = l.bind(0); - N.Fr = P; - N.Br = T; + var Q = l.bind(0); + Q.Ur = z; + Q.qr = T; return [ function(r, v, f) { - var l = f.Ar, c = f.Pr, s = f.zr; - var d = Zr(a, r, v); - var g = e(); - var h = d("scrollbars.theme"), p = h[0], w = h[1]; - var b = d("scrollbars.visibility"), m = b[0], y = b[1]; - var S = d("scrollbars.autoHide"), C = S[0], O = S[1]; - var x = d("scrollbars.autoHideDelay"), E = x[0]; - d("scrollbars.dragScrolling"); - d("scrollbars.touchSupport"); - var z = l || c; - var A = s || y; - var P = function setScrollbarVisibility(r, a) { - var e = "visible" === m || "auto" === m && "scroll" === r; - a(Ca, e); + var l = f.Tr, c = f.Lr, s = f.zr, d = f.br; + var g = Zr(a, r, v); + var h = e(); + var p = h.Pr, w = h.Cr; + var b = g("scrollbars.theme"), m = b[0], y = b[1]; + var S = g("scrollbars.visibility"), C = S[0], O = S[1]; + var x = g("scrollbars.autoHide"), E = x[0], P = x[1]; + var A = g("scrollbars.autoHideDelay"), z = A[0]; + var T = g("scrollbars.dragScroll"), L = T[0], D = T[1]; + var H = g("scrollbars.clickScroll"), M = H[0], R = H[1]; + var I = l || c || d; + var V = s || O; + var j = function setScrollbarVisibility(r, a) { + var e = "visible" === C || "auto" === C && "scroll" === r; + N(Oa, e, a); return e; }; - u = E; - if (A) { - var T = g.yr; - var D = P(T.x, V); - var L = P(T.y, k); - var I = D && L; - V(Oa, !I); - k(Oa, !I); + u = z; + if (y) { + N(o); + N(m, true); + o = m; } - if (w) { - V(o); - k(o); - V(p, true); - k(p, true); - o = p; + if (P) { + n = "move" === E; + t = "leave" === E; + i = "never" !== E; + $(!i, true); } - if (O) { - n = "move" === C; - t = "leave" === C; - i = "never" !== C; - F(!i, true); + if (D) { + N(La, L); } - if (z) { - un(j, g, true); - un(B, g); + if (R) { + N(Ta, M); } - }, N, O.bind(0, U) ]; + if (V) { + var k = j(w.x, true); + var B = j(w.y, false); + var F = k && B; + N(xa, !F); + } + if (I) { + Y(h); + W(h); + N(Aa, !p.x, true); + N(Aa, !p.y, false); + } + }, Q, O.bind(0, K) ]; }; - var ln = new Set; - var cn = new WeakMap; - var sn = function addInstance(r, a) { - cn.set(r, a); - ln.add(r); + var Sn = new Set; + var Cn = new WeakMap; + var On = function addInstance(r, a) { + Cn.set(r, a); + Sn.add(r); }; - var dn = function removeInstance(r) { - cn.delete(r); - ln.delete(r); + var xn = function removeInstance(r) { + Cn.delete(r); + Sn.delete(r); }; - var gn = function getInstance(r) { - return cn.get(r); + var En = function getInstance(r) { + return Cn.get(r); }; - var hn = function OverlayScrollbars(r, a, e) { + var Pn = function OverlayScrollbars(r, a, e) { var n = false; - var t = de(), i = t.Y, v = t.q; - var o = La(); + var t = _e(), i = t.Y, v = t.q; + var o = Ia(); var u = w(r); var f = u ? r : r.target; - var l = gn(f); + var l = En(f); if (l) { return l; } - var c = o[Ga]; + var c = o[Ja]; var d = function validateOptions(r) { var a = r || {}; - var e = c && c.P; + var e = c && c.A; return e ? e(a, true) : a; }; - var g = z({}, i(), d(a)); + var g = P({}, i(), d(a)); var h = Gr(e), p = h[0], b = h[1], m = h[2]; - var y = Qe(r, g), S = y[0], C = y[1], O = y[2]; - var x = fn(r, g, C), P = x[0], T = x[1], D = x[2]; - var L = function update(r, a) { + var y = nn(r, g), S = y[0], C = y[1], O = y[2]; + var x = yn(r, g, C), z = x[0], T = x[1], L = x[2]; + var D = function update(r, a) { S(r, !!a); }; - var I = v(L.bind(0, {}, true)); + var H = v(D.bind(0, {}, true)); var M = function destroy(r) { - dn(f); - I(); - D(); + xn(f); + H(); + L(); O(); n = true; - m("destroyed", [ H, !!r ]); + m("destroyed", [ R, !!r ]); b(); }; - var H = { + var R = { options: function options(r) { if (r) { - var a = Ta(g, d(r)); + var a = Ma(g, d(r)); if (!A(a)) { - z(g, a); - L(a); + P(g, a); + D(a); } } - return z({}, g); + return P({}, g); }, on: p, off: function off(r, a) { r && a && b(r, a); }, state: function state() { - var r = C(), a = r.Cr, e = r.Or, t = r.yr, i = r.Er, v = r.ar, o = r.wr; - return z({}, { + var r = C(), a = r.Er, e = r.Pr, t = r.Cr, i = r.Ar, v = r.ar, o = r.mr; + return P({}, { overflowEdge: a, overflowAmount: e, overflowStyle: t, @@ -2544,8 +2681,8 @@ }); }, elements: function elements() { - var r = C.Fr, a = r.J, e = r.K, n = r.ar, t = r.rr, i = r.er; - return z({}, { + var r = C.Ur, a = r.J, e = r.K, n = r.ar, t = r.rr, i = r.er; + return P({}, { target: a, host: e, padding: n || t, @@ -2554,31 +2691,31 @@ }); }, update: function update(r) { - L({}, r); - return H; + D({}, r); + return R; }, destroy: M.bind(0) }; - C.kr((function(r, a, e) { - P(a, e, r); + C.Fr((function(r, a, e) { + z(a, e, r); })); each(E(o), (function(r) { var a = o[r]; if (s(a)) { - a(OverlayScrollbars, H); + a(OverlayScrollbars, R); } })); - if (_e(!u && r.cancel, C.Fr)) { + if (ye(!u && r.cancel, C.Ur)) { M(true); - return H; + return R; } - C.Br(); - T.Br(); - sn(f, H); - m("initialized", [ H ]); - C.kr((function(r, a, e) { - var n = r.gr, t = r._r, i = r.dr, v = r.Ar, o = r.Pr, u = r.zr, f = r.hr, l = r.Sr; - m("updated", [ H, { + C.qr(); + T.qr(); + On(f, R); + m("initialized", [ R ]); + C.Fr((function(r, a, e) { + var n = r.pr, t = r.br, i = r.hr, v = r.Tr, o = r.Lr, u = r.zr, f = r._r, l = r.Or; + m("updated", [ R, { updateHints: { sizeChanged: n, directionChanged: t, @@ -2593,12 +2730,12 @@ force: e } ]); })); - return H.update(true); + return R.update(true); }; - hn.plugin = Ia; - hn.env = function() { - var r = de(), a = r.k, e = r.L, n = r.D, t = r.B, i = r.F, v = r.I, o = r.G, u = r.X, f = r.U, l = r.N, c = r.Y, s = r.W; - return z({}, { + Pn.plugin = Va; + Pn.env = function() { + var r = _e(), a = r.k, e = r.D, n = r.L, t = r.B, i = r.F, v = r.H, o = r.G, u = r.X, f = r.U, l = r.N, c = r.Y, s = r.W; + return P({}, { scrollbarsSize: a, scrollbarsOverlaid: e, scrollbarsHiding: n, @@ -2613,9 +2750,9 @@ setDefaultOptions: s }); }; - r.OverlayScrollbars = hn; - r.scrollbarsHidingPlugin = ve; - r.sizeObserverPlugin = Ka; + r.OverlayScrollbars = Pn; + r.scrollbarsHidingPlugin = le; + r.sizeObserverPlugin = ee; Object.defineProperty(r, "v", { value: true }); diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.js.map b/packages/overlayscrollbars/dist/overlayscrollbars.js.map index 7dac995..142d083 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.js.map +++ b/packages/overlayscrollbars/dist/overlayscrollbars.js.map @@ -1 +1 @@ -{"version":3,"file":"overlayscrollbars.js","sources":["../src/support/utils/array.ts","../src/support/dom/style.ts","../src/support/cache.ts","../src/support/utils/types.ts","../src/support/utils/object.ts","../src/support/dom/attribute.ts","../src/support/dom/traversal.ts","../src/support/dom/manipulation.ts","../src/support/dom/create.ts","../src/support/compatibility/vendors.ts","../src/support/compatibility/apis.ts","../src/support/dom/class.ts","../src/support/utils/equal.ts","../src/support/utils/function.ts","../src/support/dom/dimensions.ts","../src/support/dom/events.ts","../src/support/dom/offset.ts","../src/support/eventListeners.ts","../src/setups/setups.ts","../src/classnames.ts","../src/options.ts","../src/plugins/plugins.ts","../../../node_modules/@babel/runtime/helpers/extends.js","../src/plugins/optionsValidationPlugin/validation.ts","../src/plugins/optionsValidationPlugin/optionsValidationPlugin.ts","../src/plugins/sizeObserverPlugin/sizeObserverPlugin.ts","../src/plugins/scrollbarsHidingPlugin/scrollbarsHidingPlugin.ts","../src/environment.ts","../src/initialization.ts","../src/setups/structureSetup/structureSetup.elements.ts","../src/setups/structureSetup/updateSegments/trinsicUpdateSegment.ts","../src/setups/structureSetup/updateSegments/paddingUpdateSegment.ts","../src/setups/structureSetup/updateSegments/overflowUpdateSegment.ts","../src/setups/structureSetup/structureSetup.update.ts","../src/observers/sizeObserver.ts","../src/observers/trinsicObserver.ts","../src/observers/domObserver.ts","../src/setups/structureSetup/structureSetup.observers.ts","../src/setups/structureSetup/structureSetup.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.elements.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.ts","../src/instances.ts","../src/overlayscrollbars.ts"],"sourcesContent":["import { isArrayLike, isString } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype RunEachItem = ((...args: any) => any | any[]) | null | undefined;\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray | false | null | undefined;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike | false | null | undefined;\r\nexport function each(\r\n obj: PlainObject,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject;\r\nexport function each(\r\n obj: PlainObject | false | null | undefined,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject | false | null | undefined;\r\nexport function each(\r\n source: Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | unknown\r\n): Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: T[], item: T, fromIndex?: number): number =>\r\n arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Pushesh all given items into the given array and returns it.\r\n * @param array The array the items shall be pushed into.\r\n * @param items The items which shall be pushed into the array.\r\n */\r\nexport const push = (array: T[], items: T | ArrayLike, arrayIsSingleItem?: boolean): T[] => {\r\n !arrayIsSingleItem && !isString(items) && isArrayLike(items)\r\n ? Array.prototype.push.apply(array, items as T[])\r\n : array.push(items as T);\r\n return array;\r\n};\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr?: ArrayLike | Set) => {\r\n const original = Array.from;\r\n const result: T[] = [];\r\n\r\n if (original && arr) {\r\n return original(arr);\r\n }\r\n\r\n if (arr instanceof Set) {\r\n arr.forEach((value) => {\r\n push(result, value);\r\n });\r\n } else {\r\n each(arr, (elm) => {\r\n push(result, elm);\r\n });\r\n }\r\n\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the passed array is empty.\r\n * @param array The array which shall be checked.\r\n */\r\nexport const isEmptyArray = (array: any[] | null | undefined): boolean =>\r\n !!array && array.length === 0;\r\n\r\n/**\r\n * Calls all functions in the passed array/set of functions.\r\n * @param arr The array filled with function which shall be called.\r\n * @param args The args with which each function is called.\r\n * @param keep True when the Set / array should not be cleared afterwards, false otherwise.\r\n */\r\nexport const runEachAndClear = (arr: RunEachItem[], args?: any[], keep?: boolean): void => {\r\n // eslint-disable-next-line prefer-spread\r\n const runFn = (fn: RunEachItem) => fn && fn.apply(undefined, args || []);\r\n each(arr, runFn);\r\n !keep && ((arr as any[]).length = 0);\r\n};\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray, isUndefined } from 'support/utils/types';\r\nimport { PlainObject, StyleObject } from 'typings';\r\n\r\nexport interface TRBL {\r\n t: number;\r\n r: number;\r\n b: number;\r\n l: number;\r\n}\r\n\r\nconst cssNumber = {\r\n // animationiterationcount: 1,\r\n // columncount: 1,\r\n // fillopacity: 1,\r\n // flexgrow: 1,\r\n // flexshrink: 1,\r\n // fontweight: 1,\r\n // lineheight: 1,\r\n // order: 1,\r\n // orphans: 1,\r\n // widows: 1,\r\n // zoom: 1,\r\n opacity: 1,\r\n zindex: 1,\r\n};\r\n\r\nconst parseToZeroOrNumber = (value: string, toFloat?: boolean): number => {\r\n /* istanbul ignore next */\r\n const num = toFloat ? parseFloat(value) : parseInt(value, 10);\r\n // num === num means num is not NaN\r\n /* istanbul ignore next */\r\n return num === num ? num : 0; // eslint-disable-line no-self-compare\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number =>\r\n !cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val;\r\n\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null\r\n ? computedStyle[prop] || computedStyle.getPropertyValue(prop)\r\n : elm.style[prop];\r\n\r\nconst setCSSVal = (\r\n elm: HTMLElement | false | null | undefined,\r\n prop: string,\r\n val: string | number\r\n): void => {\r\n try {\r\n if (elm) {\r\n const { style: elmStyle } = elm;\r\n if (!isUndefined(elmStyle[prop])) {\r\n elmStyle[prop] = adaptCSSVal(prop, val);\r\n } else {\r\n elmStyle.setProperty(prop, val as string);\r\n }\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject\r\n): void;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: string\r\n): string;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: Array | string\r\n): { [key: string]: string };\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject | Array | string\r\n): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n\r\n/**\r\n * Returns the top right bottom left values of the passed css property.\r\n * @param elm The element of which the values shall be returned.\r\n * @param propertyPrefix The css property prefix. (e.g. \"border\")\r\n * @param propertySuffix The css property suffix. (e.g. \"width\")\r\n */\r\nexport const topRightBottomLeft = (\r\n elm?: HTMLElement | false | null | undefined,\r\n propertyPrefix?: string,\r\n propertySuffix?: string\r\n): TRBL => {\r\n const finalPrefix = propertyPrefix ? `${propertyPrefix}-` : '';\r\n const finalSuffix = propertySuffix ? `-${propertySuffix}` : '';\r\n const top = `${finalPrefix}top${finalSuffix}`;\r\n const right = `${finalPrefix}right${finalSuffix}`;\r\n const bottom = `${finalPrefix}bottom${finalSuffix}`;\r\n const left = `${finalPrefix}left${finalSuffix}`;\r\n const result = style(elm, [top, right, bottom, left]);\r\n return {\r\n t: parseToZeroOrNumber(result[top]),\r\n r: parseToZeroOrNumber(result[right]),\r\n b: parseToZeroOrNumber(result[bottom]),\r\n l: parseToZeroOrNumber(result[left]),\r\n };\r\n};\r\n","export interface CacheOptions {\r\n // initial value of _value.\r\n _initialValue: Value;\r\n // Custom comparison function if shallow compare isn't enough. Returns true if nothing changed.\r\n _equal?: EqualCachePropFunction;\r\n // If true always updates _value and _previous, otherwise they update only when they changed.\r\n _alwaysUpdateValues?: boolean;\r\n}\r\n\r\nexport type CacheValues = [value: T, changed: boolean, previous?: T];\r\n\r\nexport type EqualCachePropFunction = (currentVal: Value, newVal: Value) => boolean;\r\n\r\nexport type CacheUpdater = (current: Value, previous?: Value) => Value;\r\n\r\nexport type UpdateCacheContextual = (newValue: Value, force?: boolean) => CacheValues;\r\n\r\nexport type UpdateCache = (force?: boolean) => CacheValues;\r\n\r\nexport type GetCurrentCache = (force?: boolean) => CacheValues;\r\n\r\nexport type Cache = [UpdateCache, GetCurrentCache];\r\n\r\nexport type CacheContextual = [UpdateCacheContextual, GetCurrentCache];\r\n\r\ntype CreateCache = {\r\n (options: CacheOptions): CacheContextual;\r\n (options: CacheOptions, update: CacheUpdater): Cache;\r\n (options: CacheOptions, update?: CacheUpdater):\r\n | CacheContextual\r\n | Cache;\r\n};\r\n\r\nexport const createCache: CreateCache = (\r\n options: CacheOptions,\r\n update?: CacheUpdater\r\n): CacheContextual | Cache => {\r\n const { _initialValue, _equal, _alwaysUpdateValues } = options;\r\n let _value: Value = _initialValue;\r\n let _previous: Value | undefined;\r\n\r\n const cacheUpdateContextual: UpdateCacheContextual = (newValue, force?) => {\r\n const curr = _value;\r\n\r\n const newVal = newValue;\r\n const changed = force || (_equal ? !_equal(curr, newVal) : curr !== newVal);\r\n\r\n if (changed || _alwaysUpdateValues) {\r\n _value = newVal;\r\n _previous = curr;\r\n }\r\n\r\n return [_value, changed, _previous];\r\n };\r\n const cacheUpdateIsolated: UpdateCache = (force?) =>\r\n cacheUpdateContextual(update!(_value, _previous), force);\r\n\r\n const getCurrentCache: GetCurrentCache = (force?: boolean) => [\r\n _value,\r\n !!force, // changed\r\n _previous,\r\n ];\r\n\r\n return [update ? cacheUpdateIsolated : cacheUpdateContextual, getCurrentCache] as\r\n | CacheContextual\r\n | Cache;\r\n};\r\n","import { PlainObject } from 'typings';\r\n\r\nconst ElementNodeType = Node.ELEMENT_NODE;\r\nconst { toString, hasOwnProperty } = Object.prototype;\r\n\r\nexport const isUndefined = (obj: any): obj is undefined => obj === undefined;\r\n\r\nexport const isNull = (obj: any): obj is null => obj === null;\r\n\r\nexport const type = (obj: any): string =>\r\n isUndefined(obj) || isNull(obj)\r\n ? `${obj}`\r\n : toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n\r\nexport const isNumber = (obj: any): obj is number => typeof obj === 'number';\r\n\r\nexport const isString = (obj: any): obj is string => typeof obj === 'string';\r\n\r\nexport const isBoolean = (obj: any): obj is boolean => typeof obj === 'boolean';\r\n\r\nexport const isFunction = (obj: any): obj is (...args: any[]) => any => typeof obj === 'function';\r\n\r\nexport const isArray = (obj: any): obj is Array => Array.isArray(obj);\r\n\r\nexport const isObject = (obj: any): boolean =>\r\n typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport const isArrayLike = (obj: any): obj is ArrayLike => {\r\n const length = !!obj && obj.length;\r\n const lengthCorrectFormat = isNumber(length) && length > -1 && length % 1 == 0; // eslint-disable-line eqeqeq\r\n\r\n return isArray(obj) || (!isFunction(obj) && lengthCorrectFormat)\r\n ? length > 0 && isObject(obj)\r\n ? length - 1 in obj\r\n : true\r\n : false;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isPlainObject = (obj: any): obj is PlainObject => {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const cstr = 'constructor';\r\n const ctor = obj[cstr];\r\n const ctorProto = ctor && ctor.prototype;\r\n const hasOwnConstructor = hasOwnProperty.call(obj, cstr);\r\n const hasIsPrototypeOf = ctorProto && hasOwnProperty.call(ctorProto, 'isPrototypeOf');\r\n\r\n if (ctor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isHTMLElement = (obj: any): obj is HTMLElement => {\r\n const instanceofObj = HTMLElement;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a Element.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isElement = (obj: any): obj is Element => {\r\n const instanceofObj = Element;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean =>\r\n Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\ntype AssignDeep = {\r\n (target: T, object1: U): T & U;\r\n (target: T, object1: U, object2: V): T & U & V;\r\n (target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\n (target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\n (target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T &\r\n U &\r\n V &\r\n W &\r\n X &\r\n Y;\r\n (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n ): T & U & V & W & X & Y & Z;\r\n};\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport const assignDeep: AssignDeep = (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z => {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isEmptyObject = (obj: any): boolean => {\r\n /* eslint-disable no-restricted-syntax, guard-for-in */\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n};\r\n","import { from } from 'support/utils/array';\r\nimport { isNull, isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\ntype Attr = {\r\n (elm: HTMLElement | false | null | undefined, attrName: string): string | null;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value: string): void;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value?: string):\r\n | string\r\n | null\r\n | void;\r\n};\r\n\r\ntype GetSetProp = {\r\n (elm: HTMLElement | false | null | undefined): T;\r\n (elm: HTMLElement | false | null | undefined, value: T | false | null): void;\r\n (elm: HTMLElement | false | null | undefined, value?: T | false | null): T | void;\r\n};\r\n\r\nconst getSetProp = (\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | false | null | undefined,\r\n value?: number | string | false | null\r\n): number | string | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && !isNull(value) && value !== false && (elm[topLeft] = value);\r\n};\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport const attr = ((\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value?: string\r\n): string | null | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}) as Attr;\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and adds or removes the given value from it.\r\n * @param elm The element.\r\n * @param attrName The attributeName to which the value shall be added or removed.\r\n * @param value The value which shall be added or removed.\r\n * @param add True if the value shall be added, false otherwise.\r\n */\r\nexport const attrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string,\r\n add?: boolean\r\n) => {\r\n if (value) {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n currValuesSet[add ? 'add' : 'delete'](value);\r\n\r\n attr(elm, attrName, from(currValuesSet).join(' ').trim());\r\n }\r\n};\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and checks if the given value is in it.\r\n * @param elm The element.\r\n * @param attrName The attributeName from which the content shall be checked.\r\n * @param value The value.\r\n * @returns True if the given attribute has the value in it, false otherwise.\r\n */\r\nexport const hasAttrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string\r\n) => {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n return currValuesSet.has(value);\r\n};\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | false | null | undefined, attrName: string): void => {\r\n elm && elm.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport const scrollLeft = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollLeft', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport const scrollTop = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollTop', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport const val = ((\r\n elm: HTMLInputElement | false | null | undefined,\r\n value?: string\r\n): string | void => getSetProp('value', '', elm, value) as string) as GetSetProp;\r\n","import { isElement } from 'support/utils/types';\r\nimport { push, from } from 'support/utils/array';\r\n\r\ntype InputElementType = Node | Element | Node | false | null | undefined;\r\ntype OutputElementType = Node | Element | null;\r\n\r\nconst elmPrototype = Element.prototype;\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst find = (selector: string, elm?: InputElementType): Element[] => {\r\n const arr: Array = [];\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? push(arr, rootElm.querySelectorAll(selector)) : arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst findFirst = (selector: string, elm?: InputElementType): OutputElementType => {\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? rootElm.querySelector(selector) : null;\r\n};\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nconst is = (elm: InputElementType, selector: string): boolean => {\r\n if (isElement(elm)) {\r\n /* istanbul ignore next */\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const fn: (...args: any) => boolean = elmPrototype.matches || elmPrototype.msMatchesSelector;\r\n return fn.call(elm, selector);\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nconst children = (elm: InputElementType, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n return isElement(elm)\r\n ? push(\r\n childs,\r\n from(elm.children).filter((child) => (selector ? is(child, selector) : child))\r\n )\r\n : childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nconst contents = (elm: InputElementType): ReadonlyArray =>\r\n elm ? from(elm.childNodes) : [];\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nconst parent = (elm: InputElementType): OutputElementType => (elm ? elm.parentElement : null);\r\n\r\nconst closest = (elm: InputElementType, selector: string): OutputElementType => {\r\n if (isElement(elm)) {\r\n const closestFn = elmPrototype.closest;\r\n if (closestFn) {\r\n return closestFn.call(elm, selector);\r\n }\r\n\r\n do {\r\n if (is(elm, selector)) {\r\n return elm as Element;\r\n }\r\n elm = parent(elm);\r\n } while (elm);\r\n }\r\n\r\n return null;\r\n};\r\n\r\n/**\r\n * Determines whether the given element lies between two selectors in the DOM.\r\n * @param elm The element.\r\n * @param highBoundarySelector The high boundary selector.\r\n * @param deepBoundarySelector The deep boundary selector.\r\n */\r\nconst liesBetween = (\r\n elm: InputElementType,\r\n highBoundarySelector: string,\r\n deepBoundarySelector: string\r\n): boolean => {\r\n const closestHighBoundaryElm = elm && closest(elm, highBoundarySelector);\r\n const closestDeepBoundaryElm = elm && findFirst(deepBoundarySelector, closestHighBoundaryElm);\r\n\r\n return closestHighBoundaryElm && closestDeepBoundaryElm\r\n ? closestHighBoundaryElm === elm ||\r\n closestDeepBoundaryElm === elm ||\r\n closest(closest(elm, deepBoundarySelector), highBoundarySelector) !== closestHighBoundaryElm\r\n : false;\r\n};\r\n\r\nexport { find, findFirst, is, children, contents, parent, liesBetween, closest };\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | false | null | undefined;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (\r\n parentElm: Node | false | null | undefined,\r\n preferredAnchor: Node | false | null | undefined,\r\n insertedElms: NodeCollection\r\n): void => {\r\n if (insertedElms) {\r\n let anchor: Node | false | null | undefined = preferredAnchor;\r\n let fragment: DocumentFragment | Node | null | undefined;\r\n\r\n // parent must be defined\r\n if (parentElm) {\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor || null);\r\n }\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { attr } from 'support/dom/attribute';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (classNames?: string): HTMLDivElement => {\r\n const div = document.createElement('div');\r\n if (classNames) {\r\n attr(div, 'class', classNames);\r\n }\r\n return div;\r\n};\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { hasOwnProperty } from 'support/utils/object';\r\nimport { createDiv } from 'support/dom/create';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = [\r\n 'WebKit',\r\n 'Moz',\r\n 'O',\r\n 'MS',\r\n 'webkit',\r\n 'moz',\r\n 'o',\r\n 'ms',\r\n];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without it, or and empty string if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return !(result = resultPossibilities.find(\r\n (resultPossibility: string) => elmStyle[resultPossibility] !== undefined\r\n ));\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported without it, or an empty string if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const MutationObserverConstructor = jsAPI('MutationObserver');\r\nexport const IntersectionObserverConstructor =\r\n jsAPI('IntersectionObserver');\r\nexport const ResizeObserverConstructor = jsAPI('ResizeObserver');\r\nexport const cAF = jsAPI('cancelAnimationFrame');\r\nexport const rAF = jsAPI('requestAnimationFrame');\r\nexport const setT = window.setTimeout as (handler: TimerHandler, timeout?: number) => number;\r\nexport const clearT = window.clearTimeout as (id?: number) => void;\r\n","import { isString } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\nimport { keys } from 'support/utils/object';\r\n\r\ntype ClassContainingElement = Node | Element | false | null | undefined;\r\ntype ClassName = string | false | null | undefined;\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (\r\n elm: ClassContainingElement,\r\n className: ClassName,\r\n action: (elmClassList: DOMTokenList, clazz: string) => boolean | void\r\n): boolean => {\r\n const classList = elm && (elm as Element).classList;\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (classList && className && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = !!action(classList, clazz) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: ClassContainingElement, className: ClassName): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: ClassContainingElement, className: ClassName): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n * @returns A function which removes the added class name(s).\r\n */\r\nexport const addClass = (elm: ClassContainingElement, className: ClassName): (() => void) => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n return removeClass.bind(0, elm, className);\r\n};\r\n\r\n/**\r\n * Takes two className strings, compares them and returns the difference as array.\r\n * @param classNameA ClassName A.\r\n * @param classNameB ClassName B.\r\n */\r\nexport const diffClass = (classNameA: ClassName, classNameB: ClassName) => {\r\n const classNameASplit = classNameA && classNameA.split(' ');\r\n const classNameBSplit = classNameB && classNameB.split(' ');\r\n const tempObj = {};\r\n\r\n each(classNameASplit, (className) => {\r\n tempObj[className] = 1;\r\n });\r\n each(classNameBSplit, (className) => {\r\n if (tempObj[className]) {\r\n delete tempObj[className];\r\n } else {\r\n tempObj[className] = 1;\r\n }\r\n });\r\n\r\n return keys(tempObj);\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { WH, XY, TRBL } from 'support/dom';\r\nimport { PlainObject } from 'typings';\r\n\r\n/**\r\n * Compares two objects and returns true if all values of the passed prop names are identical, false otherwise or if one of the two object is falsy.\r\n * @param a Object a.\r\n * @param b Object b.\r\n * @param props The props which shall be compared.\r\n */\r\nexport const equal = (\r\n a: T | undefined,\r\n b: T | undefined,\r\n props: Array,\r\n propMutation?: ((value: any) => any) | null | false\r\n): boolean => {\r\n if (a && b) {\r\n let result = true;\r\n each(props, (prop) => {\r\n const compareA = propMutation ? propMutation(a[prop]) : a[prop];\r\n const compareB = propMutation ? propMutation(b[prop]) : b[prop];\r\n if (compareA !== compareB) {\r\n result = false;\r\n }\r\n });\r\n return result;\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalWH = (a?: WH, b?: WH) => equal>(a, b, ['w', 'h']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalXY = (a?: XY, b?: XY) => equal>(a, b, ['x', 'y']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalTRBL = (a?: TRBL, b?: TRBL) => equal(a, b, ['t', 'r', 'b', 'l']);\r\n\r\n/**\r\n * Compares two DOM Rects for their equality of their width and height properties\r\n * Also returns false if one of the DOM Rects is undefined or null.\r\n * @param a DOM Rect a.\r\n * @param b DOM Rect b.\r\n * @param round Whether the values should be rounded.\r\n */\r\nexport const equalBCRWH = (a?: DOMRect, b?: DOMRect, round?: boolean) =>\r\n equal(a, b, ['width', 'height'], round && ((value) => Math.round(value)));\r\n","import { isNumber, isFunction } from 'support/utils/types';\r\nimport { from } from 'support/utils/array';\r\nimport { rAF, cAF, setT, clearT } from 'support/compatibility/apis';\r\n\r\ntype DebounceTiming = number | false | null | undefined;\r\n\r\nexport interface DebounceOptions any> {\r\n /**\r\n * The timeout for debouncing. If null, no debounce is applied.\r\n */\r\n _timeout?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * A maximum amount of ms. before the function will be called even with debounce.\r\n */\r\n _maxDelay?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * Function which merges parameters for each canceled debounce.\r\n * If parameters can't be merged the function will return null, otherwise it returns the merged parameters.\r\n */\r\n _mergeParams?: (\r\n prev: Parameters,\r\n curr: Parameters\r\n ) => Parameters | false | null | undefined;\r\n}\r\n\r\nexport interface Debounced any> {\r\n (...args: Parameters): ReturnType;\r\n _flush(): void;\r\n}\r\n\r\nexport const noop = () => {}; // eslint-disable-line\r\n\r\n/**\r\n * Debounces the given function either with a timeout or a animation frame.\r\n * @param functionToDebounce The function which shall be debounced.\r\n * @param options Options for debouncing.\r\n */\r\nexport const debounce = any>(\r\n functionToDebounce: FunctionToDebounce,\r\n options?: DebounceOptions\r\n): Debounced => {\r\n let maxTimeoutId: number | undefined;\r\n let prevArguments: Parameters | null | undefined;\r\n let latestArguments: Parameters | null | undefined;\r\n let clear: () => void = noop;\r\n const { _timeout, _maxDelay, _mergeParams } = options || {};\r\n\r\n const invokeFunctionToDebounce = function (args: IArguments) {\r\n clear();\r\n clearT(maxTimeoutId);\r\n maxTimeoutId = prevArguments = undefined;\r\n clear = noop;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n functionToDebounce.apply(this, args);\r\n };\r\n\r\n const mergeParms = (\r\n curr: Parameters\r\n ): Parameters | false | null | undefined =>\r\n _mergeParams && prevArguments ? _mergeParams(prevArguments, curr) : curr;\r\n\r\n const flush = () => {\r\n /* istanbul ignore next */\r\n if (clear !== noop) {\r\n invokeFunctionToDebounce(mergeParms(latestArguments!) || latestArguments!);\r\n }\r\n };\r\n\r\n const debouncedFn = function () {\r\n // eslint-disable-next-line prefer-rest-params\r\n const args: Parameters = from(arguments) as Parameters;\r\n const finalTimeout = isFunction(_timeout) ? _timeout() : _timeout;\r\n const hasTimeout = isNumber(finalTimeout) && finalTimeout >= 0;\r\n\r\n if (hasTimeout) {\r\n const finalMaxWait = isFunction(_maxDelay) ? _maxDelay() : _maxDelay;\r\n const hasMaxWait = isNumber(finalMaxWait) && finalMaxWait >= 0;\r\n const setTimeoutFn = finalTimeout > 0 ? setT : rAF!;\r\n const clearTimeoutFn = finalTimeout > 0 ? clearT : cAF!;\r\n const mergeParamsResult = mergeParms(args);\r\n const invokedArgs = mergeParamsResult || args;\r\n const boundInvoke = invokeFunctionToDebounce.bind(0, invokedArgs);\r\n\r\n // if (!mergeParamsResult) {\r\n // invokeFunctionToDebounce(prevArguments || args);\r\n // }\r\n\r\n clear();\r\n // @ts-ignore\r\n const timeoutId = setTimeoutFn(boundInvoke, finalTimeout);\r\n clear = () => clearTimeoutFn(timeoutId);\r\n\r\n if (hasMaxWait && !maxTimeoutId) {\r\n maxTimeoutId = setT(flush, finalMaxWait as number);\r\n }\r\n\r\n prevArguments = latestArguments = invokedArgs;\r\n } else {\r\n invokeFunctionToDebounce(args);\r\n }\r\n };\r\n debouncedFn._flush = flush;\r\n\r\n return debouncedFn as Debounced;\r\n};\r\n","import { style } from 'support/dom/style';\r\n\r\nexport interface WH {\r\n w: T;\r\n h: T;\r\n}\r\n\r\nconst elementHasDimensions = (elm: HTMLElement): boolean =>\r\n !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the scroll- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the scroll- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const scrollSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.scrollWidth,\r\n h: elm.scrollHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the fractional- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the fractional- width and height shall be returned.\r\n */\r\nexport const fractionalSize = (elm: HTMLElement | false | null | undefined): WH => {\r\n const cssHeight = parseFloat(style(elm, 'height')) || 0;\r\n const cssWidth = parseFloat(style(elm, 'height')) || 0;\r\n return {\r\n w: cssWidth - Math.round(cssWidth),\r\n h: cssHeight - Math.round(cssHeight),\r\n };\r\n};\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | false | null | undefined): boolean =>\r\n elm ? elementHasDimensions(elm as HTMLElement) : false;\r\n","import { isUndefined } from 'support/utils/types';\r\nimport { each, push, runEachAndClear } from 'support/utils/array';\r\n\r\nlet passiveEventsSupport: boolean;\r\nconst supportPassiveEvents = (): boolean => {\r\n if (isUndefined(passiveEventsSupport)) {\r\n passiveEventsSupport = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get() {\r\n passiveEventsSupport = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n }\r\n return passiveEventsSupport;\r\n};\r\nconst splitEventNames = (eventNames: string) => eventNames.split(' ');\r\n\r\nexport interface OnOptions {\r\n _capture?: boolean;\r\n _passive?: boolean;\r\n _once?: boolean;\r\n}\r\n\r\n/**\r\n * Removes the passed event listener for the passed events with the passed options.\r\n * @param target The element from which the listener shall be removed.\r\n * @param eventNames The eventsnames for which the listener shall be removed.\r\n * @param listener The listener which shall be removed.\r\n * @param capture The options of the removed listener.\r\n */\r\nexport const off = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n capture?: boolean\r\n): void => {\r\n each(splitEventNames(eventNames), (eventName) => {\r\n target.removeEventListener(eventName, listener as EventListener, capture);\r\n });\r\n};\r\n\r\n/**\r\n * Adds the passed event listener for the passed eventnames with the passed options.\r\n * @param target The element to which the listener shall be added.\r\n * @param eventNames The eventsnames for which the listener shall be called.\r\n * @param listener The listener which is called on the eventnames.\r\n * @param options The options of the added listener.\r\n */\r\nexport const on = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n options?: OnOptions\r\n): (() => void) => {\r\n const doSupportPassiveEvents = supportPassiveEvents();\r\n const passive = (doSupportPassiveEvents && options && options._passive) ?? doSupportPassiveEvents;\r\n const capture = (options && options._capture) || false;\r\n const once = (options && options._once) || false;\r\n const offListeners: (() => void)[] = [];\r\n const nativeOptions: AddEventListenerOptions | boolean = doSupportPassiveEvents\r\n ? {\r\n passive,\r\n capture,\r\n }\r\n : capture;\r\n\r\n each(splitEventNames(eventNames), (eventName) => {\r\n const finalListener = (\r\n once\r\n ? (evt: T) => {\r\n target.removeEventListener(eventName, finalListener, capture);\r\n listener && listener(evt);\r\n }\r\n : listener\r\n ) as EventListener;\r\n\r\n push(offListeners, off.bind(null, target, eventName, finalListener, capture));\r\n target.addEventListener(eventName, finalListener, nativeOptions);\r\n });\r\n\r\n return runEachAndClear.bind(0, offListeners);\r\n};\r\n\r\n/**\r\n * Shorthand for the stopPropagation event Method.\r\n * @param evt The event of which the stopPropagation method shall be called.\r\n */\r\nexport const stopPropagation = (evt: Event): void => evt.stopPropagation();\r\n\r\n/**\r\n * Shorthand for the preventDefault event Method.\r\n * @param evt The event of which the preventDefault method shall be called.\r\n */\r\nexport const preventDefault = (evt: Event): void => evt.preventDefault();\r\n\r\n/**\r\n * Shorthand for the stopPropagation and preventDefault event Method.\r\n * @param evt The event of which the stopPropagation and preventDefault methods shall be called.\r\n */\r\nexport const stopAndPrevent = (evt: Event): void =>\r\n (stopPropagation(evt) as undefined) || (preventDefault(evt) as undefined);\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\n\r\nexport interface XY {\r\n x: T;\r\n y: T;\r\n}\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null | undefined): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null | undefined): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","import { isArray } from 'support/utils/types';\r\nimport { keys } from 'support/utils/object';\r\nimport { each, from, isEmptyArray } from 'support/utils/array';\r\n\r\nexport type EventListener<\r\n EventMap extends Record,\r\n Name extends keyof EventMap = keyof EventMap\r\n> = (...args: EventMap[Name]) => void;\r\n\r\nexport type InitialEventListeners> = {\r\n [K in keyof EventMap]?: EventListener | EventListener[];\r\n};\r\n\r\nconst manageListener = >(\r\n callback: (listener?: EventListener) => void,\r\n listener?: EventListener | EventListener[]\r\n) => {\r\n each(isArray(listener) ? listener : [listener], callback);\r\n};\r\n\r\nexport const createEventListenerHub = >(\r\n initialEventListeners?: InitialEventListeners\r\n) => {\r\n type EventListener = (\r\n ...args: EventMap[Name]\r\n ) => void;\r\n type RemoveEvent = {\r\n (name?: Name, listener?: EventListener): void;\r\n (name?: Name, listener?: EventListener[]): void;\r\n (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void;\r\n };\r\n type AddEvent = {\r\n (name: Name, listener: EventListener): () => void;\r\n (name: Name, listener: EventListener[]): () => void;\r\n (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): () => void;\r\n };\r\n type TriggerEvent = {\r\n (name: Name, args?: EventMap[Name]): void;\r\n };\r\n\r\n const events = new Map>();\r\n\r\n const removeEvent: RemoveEvent = (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void => {\r\n if (name) {\r\n const eventSet = events.get(name);\r\n manageListener((currListener) => {\r\n if (eventSet) {\r\n eventSet[currListener ? 'delete' : 'clear'](currListener!);\r\n }\r\n }, listener as any);\r\n } else {\r\n events.forEach((eventSet) => {\r\n eventSet.clear();\r\n });\r\n events.clear();\r\n }\r\n };\r\n\r\n const addEvent: AddEvent = (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): (() => void) => {\r\n const eventSet = events.get(name) || new Set();\r\n events.set(name, eventSet);\r\n\r\n manageListener((currListener) => {\r\n currListener && eventSet.add(currListener);\r\n }, listener as any);\r\n\r\n return removeEvent.bind(0, name as any, listener as any);\r\n };\r\n\r\n const triggerEvent: TriggerEvent = (\r\n name: Name,\r\n args?: EventMap[Name]\r\n ): void => {\r\n const eventSet = events.get(name);\r\n\r\n each(from(eventSet), (event) => {\r\n if (args && !isEmptyArray(args)) {\r\n (event as (...args: EventMap[keyof EventMap]) => void).apply(0, args as any);\r\n } else {\r\n (event as () => void)();\r\n }\r\n });\r\n };\r\n\r\n const initialListenerKeys = keys(initialEventListeners) as Extract[];\r\n each(initialListenerKeys, (key) => {\r\n addEvent(key, initialEventListeners![key] as any);\r\n });\r\n\r\n return [addEvent, removeEvent, triggerEvent] as [AddEvent, RemoveEvent, TriggerEvent];\r\n};\r\n","import { assignDeep, hasOwnProperty } from 'support';\r\nimport type { Options, ReadonlyOSOptions } from 'options';\r\nimport type { DeepPartial } from 'typings';\r\n\r\nexport type SetupElements> = [elements: T, destroy: () => void];\r\n\r\nexport type SetupUpdate = (\r\n changedOptions: DeepPartial,\r\n force: boolean,\r\n ...args: T\r\n) => void;\r\n\r\nexport type SetupUpdateCheckOption = (path: string) => [value: T, changed: boolean];\r\n\r\nexport type SetupUpdateSegment> = (\r\n updateHints: Hints,\r\n checkOption: SetupUpdateCheckOption,\r\n force: boolean\r\n) => Partial | void;\r\n\r\nexport type SetupState> = [\r\n get: () => T,\r\n set: (newState: Partial) => void\r\n];\r\n\r\nexport type Setup<\r\n DynamicState,\r\n StaticState extends Record = Record,\r\n A extends any[] = []\r\n> = [update: SetupUpdate, state: (() => DynamicState) & StaticState, destroy: () => void];\r\n\r\nconst getPropByPath = (obj: any, path: string): T =>\r\n obj\r\n ? path.split('.').reduce((o, prop) => (o && hasOwnProperty(o, prop) ? o[prop] : undefined), obj)\r\n : undefined;\r\n\r\nexport const createOptionCheck =\r\n (\r\n options: ReadonlyOSOptions,\r\n changedOptions: DeepPartial,\r\n force?: boolean\r\n ): SetupUpdateCheckOption =>\r\n (path: string) =>\r\n [getPropByPath(options, path), force || getPropByPath(changedOptions, path) !== undefined];\r\n\r\nexport const createState = (initialState: S): SetupState => {\r\n let state: S = initialState;\r\n return [\r\n () => state,\r\n (newState: Partial) => {\r\n state = assignDeep({}, state, newState);\r\n },\r\n ];\r\n};\r\n","export const classNameEnvironment = 'os-environment';\r\nexport const classNameEnvironmentFlexboxGlue = `${classNameEnvironment}-flexbox-glue`;\r\nexport const classNameEnvironmentFlexboxGlueMax = `${classNameEnvironmentFlexboxGlue}-max`;\r\n\r\nexport const dataAttributeHost = 'data-overlayscrollbars';\r\nexport const dataAttributeHostOverflowX = `${dataAttributeHost}-overflow-x`;\r\nexport const dataAttributeHostOverflowY = `${dataAttributeHost}-overflow-y`;\r\nexport const dataValueHostOverflowVisible = 'overflowVisible';\r\nexport const dataValueHostScrollbarHidden = 'scrollbarHidden';\r\nexport const classNamePadding = 'os-padding';\r\nexport const classNameViewport = 'os-viewport';\r\nexport const classNameViewportArrange = `${classNameViewport}-arrange`;\r\nexport const classNameContent = 'os-content';\r\nexport const classNameViewportScrollbarHidden = `${classNameViewport}-scrollbar-hidden`;\r\nexport const classNameOverflowVisible = `os-overflow-visible`;\r\n\r\nexport const classNameSizeObserver = 'os-size-observer';\r\nexport const classNameSizeObserverAppear = `${classNameSizeObserver}-appear`;\r\nexport const classNameSizeObserverListener = `${classNameSizeObserver}-listener`;\r\nexport const classNameSizeObserverListenerScroll = `${classNameSizeObserverListener}-scroll`;\r\nexport const classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`;\r\nexport const classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`;\r\n\r\nexport const classNameTrinsicObserver = 'os-trinsic-observer';\r\n\r\nexport const classNameScrollbar = 'os-scrollbar';\r\nexport const classNameScrollbarHorizontal = `${classNameScrollbar}-horizontal`;\r\nexport const classNameScrollbarVertical = `${classNameScrollbar}-vertical`;\r\nexport const classNameScrollbarTrack = 'os-scrollbar-track';\r\nexport const classNameScrollbarHandle = 'os-scrollbar-handle';\r\nexport const classNamesScrollbarVisible = `${classNameScrollbar}-visible`;\r\nexport const classNamesScrollbarCornerless = `${classNameScrollbar}-cornerless`;\r\nexport const classNamesScrollbarTransitionless = `${classNameScrollbar}-transitionless`;\r\nexport const classNamesScrollbarInteraction = `${classNameScrollbar}-interaction`;\r\nexport const classNamesScrollbarAutoHidden = `${classNameScrollbar}-auto-hidden`;\r\n","import { assignDeep, each, isObject, keys, isArray, hasOwnProperty, isFunction } from 'support';\r\nimport { DeepPartial, ReadonlyOptions } from 'typings';\r\n\r\nconst opsStringify = (value: any) =>\r\n JSON.stringify(value, (_, val) => {\r\n if (isFunction(val)) {\r\n throw new Error();\r\n }\r\n return val;\r\n });\r\n\r\nexport type ResizeBehavior = 'none' | 'both' | 'horizontal' | 'vertical';\r\n\r\nexport type OverflowBehavior =\r\n | 'hidden'\r\n | 'scroll'\r\n | 'visible'\r\n | 'visible-hidden'\r\n | 'visible-scroll';\r\n\r\nexport type ScrollbarVisibilityBehavior = 'visible' | 'hidden' | 'auto';\r\n\r\nexport type ScrollbarAutoHideBehavior = 'never' | 'scroll' | 'leave' | 'move';\r\n\r\nexport type ScrollBehavior = 'always' | 'ifneeded' | 'never';\r\n\r\nexport type BasicEventCallback = (this: any) => void;\r\n\r\nexport type ScrollEventCallback = (this: any, args?: UIEvent) => void;\r\n\r\nexport type OverflowChangedCallback = (this: any, args?: OverflowChangedArgs) => void;\r\n\r\nexport type OverflowAmountChangedCallback = (this: any, args?: OverflowAmountChangedArgs) => void;\r\n\r\nexport type DirectionChangedCallback = (this: any, args?: DirectionChangedArgs) => void;\r\n\r\nexport type SizeChangedCallback = (this: any, args?: SizeChangedArgs) => void;\r\n\r\nexport type UpdatedCallback = (this: any, args?: UpdatedArgs) => void;\r\n\r\nexport interface Options {\r\n paddingAbsolute: boolean;\r\n showNativeOverlaidScrollbars: boolean;\r\n updating: {\r\n elementEvents: Array<[elementSelector: string, eventNames: string]> | null;\r\n attributes: string[] | null;\r\n debounce: [timeout: number, maxWait: number] | number | null; // (if tuple: [timeout: 0, maxWait: 33], if number: [timeout: number, maxWait: false]) debounce for content Changes\r\n ignoreMutation: ((mutation: MutationRecord) => any) | null;\r\n };\r\n overflow: {\r\n x: OverflowBehavior;\r\n y: OverflowBehavior;\r\n };\r\n scrollbars: {\r\n theme: string | null;\r\n visibility: ScrollbarVisibilityBehavior;\r\n autoHide: ScrollbarAutoHideBehavior;\r\n autoHideDelay: number;\r\n dragScroll: boolean;\r\n clickScroll: boolean;\r\n touch: boolean;\r\n };\r\n}\r\n\r\nexport type ReadonlyOSOptions = ReadonlyOptions;\r\n\r\nexport interface OverflowChangedArgs {\r\n x: boolean;\r\n y: boolean;\r\n xScrollable: boolean;\r\n yScrollable: boolean;\r\n clipped: boolean;\r\n}\r\n\r\nexport interface OverflowAmountChangedArgs {\r\n x: number;\r\n y: number;\r\n}\r\n\r\nexport interface DirectionChangedArgs {\r\n isRTL: number;\r\n dir: string;\r\n}\r\n\r\nexport interface SizeChangedArgs {\r\n width: number;\r\n height: number;\r\n}\r\n\r\nexport interface UpdatedArgs {\r\n forced: boolean;\r\n}\r\n\r\nexport const defaultOptions: Options = {\r\n // resize: 'none', // none || both || horizontal || vertical || n || b || h || v\r\n paddingAbsolute: false, // true || false\r\n showNativeOverlaidScrollbars: false, // true || false\r\n updating: {\r\n elementEvents: [['img', 'load']], // array of tuples || null\r\n debounce: [0, 33], // number || number array || null\r\n attributes: null, // string array || null\r\n ignoreMutation: null, // () => any || null\r\n },\r\n overflow: {\r\n x: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n y: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n },\r\n scrollbars: {\r\n theme: 'os-theme-dark',\r\n visibility: 'auto', // visible || hidden || auto || v || h || a\r\n autoHide: 'never', // never || scroll || leave || move || n || s || l || m\r\n autoHideDelay: 800, // number\r\n dragScroll: true, // true || false\r\n clickScroll: false, // true || false\r\n touch: true, // true || false\r\n },\r\n /*\r\n textarea: {\r\n dynWidth: false, // true || false\r\n dynHeight: false, // true || false\r\n inheritedAttrs: ['style', 'class'], // string || array || null\r\n },\r\n */\r\n};\r\n\r\nexport const getOptionsDiff = (currOptions: T, newOptions: DeepPartial): DeepPartial => {\r\n const diff: DeepPartial = {};\r\n const optionsKeys = keys(newOptions).concat(keys(currOptions));\r\n\r\n each(optionsKeys, (optionKey) => {\r\n const currOptionValue = currOptions[optionKey];\r\n const newOptionValue = newOptions[optionKey];\r\n\r\n if (isObject(currOptionValue) && isObject(newOptionValue)) {\r\n assignDeep((diff[optionKey] = {}), getOptionsDiff(currOptionValue, newOptionValue));\r\n } else if (hasOwnProperty(newOptions, optionKey) && newOptionValue !== currOptionValue) {\r\n let isDiff = true;\r\n\r\n if (isArray(currOptionValue) || isArray(newOptionValue)) {\r\n try {\r\n if (opsStringify(currOptionValue) === opsStringify(newOptionValue)) {\r\n isDiff = false;\r\n }\r\n } catch {}\r\n }\r\n\r\n if (isDiff) {\r\n diff[optionKey] = newOptionValue;\r\n }\r\n }\r\n });\r\n\r\n return diff;\r\n};\r\n","import { assignDeep, each, isArray, keys } from 'support';\r\nimport { OverlayScrollbars, OverlayScrollbarsStatic } from 'overlayscrollbars';\r\n\r\nexport type PluginInstance =\r\n | Record\r\n | ((staticObj: OverlayScrollbarsStatic, instanceObj: OverlayScrollbars) => void);\r\nexport type Plugin = {\r\n [pluginName: string]: T;\r\n};\r\n\r\nconst pluginRegistry: Record = {};\r\n\r\nexport const getPlugins = () => assignDeep({}, pluginRegistry);\r\n\r\nexport const addPlugin = (addedPlugin: Plugin | Plugin[]) => {\r\n each((isArray(addedPlugin) ? addedPlugin : [addedPlugin]) as Plugin[], (plugin) => {\r\n each(keys(plugin), (pluginName) => {\r\n pluginRegistry[pluginName] = plugin[pluginName];\r\n });\r\n });\r\n};\r\n","function _extends() {\n module.exports = _extends = Object.assign ? Object.assign.bind() : function (target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = arguments[i];\n\n for (var key in source) {\n if (Object.prototype.hasOwnProperty.call(source, key)) {\n target[key] = source[key];\n }\n }\n }\n\n return target;\n }, module.exports.__esModule = true, module.exports[\"default\"] = module.exports;\n return _extends.apply(this, arguments);\n}\n\nmodule.exports = _extends, module.exports.__esModule = true, module.exports[\"default\"] = module.exports;","import { each, hasOwnProperty, keys, push, isEmptyObject } from 'support/utils';\r\nimport { type, isArray, isUndefined, isPlainObject, isString } from 'support/utils/types';\r\nimport { PlainObject, DeepPartial } from 'typings';\r\n\r\nexport type OptionsObjectType = Record;\r\nexport type OptionsFunctionType = (this: any, ...args: any[]) => any;\r\nexport type OptionsTemplateType = ExtractPropsKey<\r\n OptionsTemplateTypeMap,\r\n T\r\n>;\r\nexport type OptionsTemplateTypes = keyof OptionsTemplateTypeMap;\r\nexport type OptionsTemplateNativeTypes = OptionsTemplateTypeMap[keyof OptionsTemplateTypeMap];\r\n\r\nexport type OptionsTemplateValue = T extends string\r\n ? string extends T\r\n ? OptionsTemplateValueNonEnum\r\n : string\r\n : OptionsTemplateValueNonEnum;\r\n\r\nexport type OptionsTemplate = {\r\n [P in keyof T]: T[P] extends OptionsObjectType\r\n ? OptionsTemplate\r\n : T[P] extends OptionsTemplateNativeTypes\r\n ? OptionsTemplateValue\r\n : never;\r\n};\r\n\r\nexport type OptionsValidationResult = [\r\n DeepPartial, // validated\r\n Record // foreign\r\n];\r\n\r\ntype OptionsTemplateTypeMap = {\r\n __TPL_boolean_TYPE__: boolean;\r\n __TPL_number_TYPE__: number;\r\n __TPL_string_TYPE__: string;\r\n __TPL_array_TYPE__: Array | ReadonlyArray;\r\n __TPL_function_TYPE__: OptionsFunctionType;\r\n __TPL_null_TYPE__: null;\r\n __TPL_object_TYPE__: OptionsObjectType;\r\n};\r\n\r\ntype OptionsTemplateValueNonEnum =\r\n | OptionsTemplateType\r\n | [OptionsTemplateType, ...Array];\r\n\r\ntype ExtractPropsKey = {\r\n [P in keyof T]: TProps extends T[P] ? P : never;\r\n}[keyof T];\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType;\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = {\r\n boolean: '__TPL_boolean_TYPE__',\r\n number: '__TPL_number_TYPE__',\r\n string: '__TPL_string_TYPE__',\r\n array: '__TPL_array_TYPE__',\r\n object: '__TPL_object_TYPE__',\r\n function: '__TPL_function_TYPE__',\r\n null: '__TPL_null_TYPE__',\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidationResult => {\r\n const validatedOptions: DeepPartial = {};\r\n const optionsCopy: DeepPartial = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array =\r\n template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const [validated, foreign] = validateRecursive(\r\n templateValue as T,\r\n optionsValue,\r\n doWriteErrors,\r\n propPrefix + prop\r\n );\r\n validatedOptions[prop] = validated as any;\r\n optionsCopy[prop] = foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n let typeString: string | undefined;\r\n each(optionsTemplateTypes, (value: string, key: string) => {\r\n if (value === currTemplateType) {\r\n typeString = key;\r\n }\r\n });\r\n const isEnumString = isUndefined(typeString);\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n push(errorEnumStrings, enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n push(errorPossibleTypes, isEnumString ? optionsTemplateTypes.string : typeString!);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n validatedOptions[prop] = optionsValue;\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${\r\n errorEnumStrings.length > 0\r\n ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].`\r\n : ''\r\n }`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return [validatedOptions, optionsCopy]; // optionsCopy equals now to foreign options\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a tuple which looks like:\r\n * [\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * ]\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validateOptions = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean\r\n): OptionsValidationResult => validateRecursive(template, options, doWriteErrors);\r\n\r\nexport { validateOptions, optionsTemplateTypes };\r\n","import {\r\n Options,\r\n OverflowBehavior,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport {\r\n validateOptions,\r\n OptionsTemplate,\r\n OptionsTemplateValue,\r\n optionsTemplateTypes as oTypes,\r\n} from 'plugins/optionsValidationPlugin/validation';\r\nimport type { DeepPartial } from 'typings';\r\nimport type { Plugin } from 'plugins';\r\n\r\nconst numberAllowedValues: OptionsTemplateValue = oTypes.number;\r\nconst booleanAllowedValues: OptionsTemplateValue = oTypes.boolean;\r\nconst arrayNullValues: OptionsTemplateValue | null> = [oTypes.array, oTypes.null];\r\nconst overflowAllowedValues: OptionsTemplateValue =\r\n 'hidden scroll visible visible-hidden';\r\nconst scrollbarsVisibilityAllowedValues: OptionsTemplateValue =\r\n 'visible hidden auto';\r\nconst scrollbarsAutoHideAllowedValues: OptionsTemplateValue =\r\n 'never scroll leavemove';\r\n\r\nconst optionsTemplate: OptionsTemplate = {\r\n // resize: resizeAllowedValues, // none || both || horizontal || vertical || n || b ||\r\n paddingAbsolute: booleanAllowedValues, // true || false\r\n showNativeOverlaidScrollbars: booleanAllowedValues, // true || false\r\n updating: {\r\n elementEvents: arrayNullValues, // array of tuples || null\r\n attributes: arrayNullValues,\r\n debounce: [oTypes.number, oTypes.array, oTypes.null], // number || number array || null\r\n ignoreMutation: [oTypes.function, oTypes.null], // function || null\r\n },\r\n overflow: {\r\n x: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n y: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n },\r\n scrollbars: {\r\n theme: [oTypes.string, oTypes.null], // string || null\r\n visibility: scrollbarsVisibilityAllowedValues, // visible || hidden || auto || v ||\r\n autoHide: scrollbarsAutoHideAllowedValues, // never || scroll || leave || move ||\r\n autoHideDelay: numberAllowedValues, // number\r\n dragScroll: booleanAllowedValues, // true || false\r\n clickScroll: booleanAllowedValues, // true || false\r\n touch: booleanAllowedValues, // true || false\r\n },\r\n /*\r\n textarea: {\r\n dynWidth: booleanAllowedValues, // true || false\r\n dynHeight: booleanAllowedValues, // true || false\r\n inheritedAttrs: stringArrayNullAllowedValues, // string || array || nul\r\n },\r\n */\r\n};\r\n\r\nexport type OptionsValidationPluginInstance = {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => DeepPartial;\r\n};\r\n\r\nexport const optionsValidationPluginName = '__osOptionsValidationPlugin';\r\n\r\nexport const optionsValidationPlugin: Plugin = {\r\n [optionsValidationPluginName]: {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => {\r\n const [validated, foreign] = validateOptions(optionsTemplate, options, doWriteErrors);\r\n return { ...foreign, ...validated };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n style,\r\n appendChildren,\r\n offsetSize,\r\n scrollLeft,\r\n scrollTop,\r\n on,\r\n addClass,\r\n equalWH,\r\n push,\r\n cAF,\r\n rAF,\r\n stopPropagation,\r\n} from 'support';\r\nimport {\r\n classNameSizeObserverListenerScroll,\r\n classNameSizeObserverListenerItem,\r\n classNameSizeObserverListenerItemFinal,\r\n} from 'classnames';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type SizeObserverPluginInstance = {\r\n _: (\r\n listenerElement: HTMLElement,\r\n onSizeChangedCallback: (appear: boolean) => any,\r\n observeAppearChange: boolean\r\n ) => [appearCallback: () => any, offFns: (() => any)[]];\r\n};\r\n\r\nconst scrollAmount = 3333333;\r\nconst scrollEventName = 'scroll';\r\nexport const sizeObserverPluginName = '__osSizeObserverPlugin';\r\n\r\nexport const sizeObserverPlugin: Plugin = {\r\n [sizeObserverPluginName]: {\r\n _: (listenerElement, onSizeChangedCallback, observeAppearChange) => {\r\n const observerElementChildren = createDOM(\r\n `
`\r\n );\r\n appendChildren(listenerElement, observerElementChildren);\r\n addClass(listenerElement, classNameSizeObserverListenerScroll);\r\n const observerElementChildrenRoot = observerElementChildren[0] as HTMLElement;\r\n const shrinkElement = observerElementChildrenRoot.lastChild as HTMLElement;\r\n const expandElement = observerElementChildrenRoot.firstChild as HTMLElement;\r\n const expandElementChild = expandElement?.firstChild as HTMLElement;\r\n\r\n let cacheSize = offsetSize(observerElementChildrenRoot);\r\n let currSize = cacheSize;\r\n let isDirty = false;\r\n let rAFId: number;\r\n\r\n const reset = () => {\r\n scrollLeft(expandElement, scrollAmount);\r\n scrollTop(expandElement, scrollAmount);\r\n scrollLeft(shrinkElement, scrollAmount);\r\n scrollTop(shrinkElement, scrollAmount);\r\n };\r\n const onResized = (appear?: unknown) => {\r\n rAFId = 0;\r\n if (isDirty) {\r\n cacheSize = currSize;\r\n onSizeChangedCallback(appear === true);\r\n }\r\n };\r\n const onScroll = (scrollEvent?: Event | false) => {\r\n currSize = offsetSize(observerElementChildrenRoot);\r\n isDirty = !scrollEvent || !equalWH(currSize, cacheSize);\r\n\r\n if (scrollEvent) {\r\n stopPropagation(scrollEvent);\r\n\r\n if (isDirty && !rAFId) {\r\n cAF!(rAFId);\r\n rAFId = rAF!(onResized);\r\n }\r\n } else {\r\n onResized(scrollEvent === false);\r\n }\r\n\r\n reset();\r\n };\r\n const offListeners = push(\r\n [],\r\n [on(expandElement, scrollEventName, onScroll), on(shrinkElement, scrollEventName, onScroll)]\r\n );\r\n\r\n // lets assume that the divs will never be that large and a constant value is enough\r\n style(expandElementChild, {\r\n width: scrollAmount,\r\n height: scrollAmount,\r\n });\r\n\r\n reset();\r\n\r\n return [observeAppearChange ? onScroll.bind(0, false) : reset, offListeners];\r\n },\r\n },\r\n};\r\n","import {\r\n keys,\r\n attr,\r\n WH,\r\n style,\r\n addClass,\r\n removeClass,\r\n noop,\r\n each,\r\n assignDeep,\r\n windowSize,\r\n UpdateCache,\r\n XY,\r\n} from 'support';\r\nimport { classNameViewportArrange } from 'classnames';\r\nimport type { StyleObject } from 'typings';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type {\r\n ViewportOverflowState,\r\n GetViewportOverflowState,\r\n HideNativeScrollbars,\r\n} from 'setups/structureSetup/updateSegments/overflowUpdateSegment';\r\nimport type { InternalEnvironment } from 'environment';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type ArrangeViewport = (\r\n viewportOverflowState: ViewportOverflowState,\r\n viewportScrollSize: WH,\r\n sizeFraction: WH,\r\n directionIsRTL: boolean\r\n) => boolean;\r\n\r\nexport type UndoViewportArrangeResult = [\r\n redoViewportArrange: () => void,\r\n overflowState?: ViewportOverflowState\r\n];\r\n\r\nexport type UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars: boolean,\r\n directionIsRTL: boolean,\r\n viewportOverflowState?: ViewportOverflowState\r\n) => UndoViewportArrangeResult;\r\n\r\nexport type ScrollbarsHidingPluginInstance = {\r\n _createUniqueViewportArrangeElement(env: InternalEnvironment): HTMLStyleElement | false;\r\n _overflowUpdateSegment(\r\n doViewportArrange: boolean,\r\n flexboxGlue: boolean,\r\n viewport: HTMLElement,\r\n viewportArrange: HTMLStyleElement | false | null | undefined,\r\n getState: () => StructureSetupState,\r\n getViewportOverflowState: GetViewportOverflowState,\r\n hideNativeScrollbars: HideNativeScrollbars\r\n ): [ArrangeViewport, UndoArrangeViewport];\r\n _envWindowZoom(): (\r\n envInstance: InternalEnvironment,\r\n updateNativeScrollbarSizeCache: UpdateCache>,\r\n triggerEvent: () => void\r\n ) => void;\r\n};\r\n\r\nlet contentArrangeCounter = 0;\r\nconst { round, abs } = Math;\r\nconst getWindowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nexport const scrollbarsHidingPluginName = '__osScrollbarsHidingPlugin';\r\n\r\nexport const scrollbarsHidingPlugin: Plugin = {\r\n [scrollbarsHidingPluginName]: {\r\n _createUniqueViewportArrangeElement: (env: InternalEnvironment) => {\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _cssCustomProperties } = env;\r\n const create =\r\n !_cssCustomProperties &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const result = create ? document.createElement('style') : false;\r\n\r\n if (result) {\r\n attr(result, 'id', `${classNameViewportArrange}-${contentArrangeCounter}`);\r\n contentArrangeCounter++;\r\n }\r\n\r\n return result;\r\n },\r\n _overflowUpdateSegment: (\r\n doViewportArrange,\r\n flexboxGlue,\r\n viewport,\r\n viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n ) => {\r\n /**\r\n * Sets the styles of the viewport arrange element.\r\n * @param viewportOverflowState The viewport overflow state according to which the scrollbars shall be hidden.\r\n * @param viewportScrollSize The content scroll size.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @returns A boolean which indicates whether the viewport arrange element was adjusted.\r\n */\r\n const arrangeViewport: ArrangeViewport = (\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n directionIsRTL\r\n ) => {\r\n if (doViewportArrange) {\r\n const { _viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const viewportArrangeHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingRight'\r\n : 'paddingLeft';\r\n const viewportArrangeHorizontalPaddingValue = _viewportPaddingStyle[\r\n viewportArrangeHorizontalPaddingKey\r\n ] as number;\r\n const viewportArrangeVerticalPaddingValue = _viewportPaddingStyle.paddingTop as number;\r\n const fractionalContentWidth = viewportScrollSize.w + sizeFraction.w;\r\n const fractionalContenHeight = viewportScrollSize.h + sizeFraction.h;\r\n const arrangeSize = {\r\n w:\r\n hideOffsetY && arrangeY\r\n ? `${\r\n hideOffsetY + fractionalContentWidth - viewportArrangeHorizontalPaddingValue\r\n }px`\r\n : '',\r\n h:\r\n hideOffsetX && arrangeX\r\n ? `${hideOffsetX + fractionalContenHeight - viewportArrangeVerticalPaddingValue}px`\r\n : '',\r\n };\r\n\r\n // adjust content arrange / before element\r\n if (viewportArrange) {\r\n const { sheet } = viewportArrange;\r\n if (sheet) {\r\n const { cssRules } = sheet;\r\n if (cssRules) {\r\n if (!cssRules.length) {\r\n sheet.insertRule(\r\n `#${attr(viewportArrange, 'id')} + .${classNameViewportArrange}::before {}`,\r\n 0\r\n );\r\n }\r\n\r\n // @ts-ignore\r\n const ruleStyle = cssRules[0].style;\r\n\r\n ruleStyle.width = arrangeSize.w;\r\n ruleStyle.height = arrangeSize.h;\r\n }\r\n }\r\n } else {\r\n style<'--os-vaw' | '--os-vah'>(viewport, {\r\n '--os-vaw': arrangeSize.w,\r\n '--os-vah': arrangeSize.h,\r\n });\r\n }\r\n }\r\n\r\n return doViewportArrange;\r\n };\r\n\r\n /**\r\n * Removes all styles applied because of the viewport arrange strategy.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportOverflowState The currentviewport overflow state or undefined if it has to be determined.\r\n * @returns A object with a function which applies all the removed styles and the determined viewport vverflow state.\r\n */\r\n const undoViewportArrange: UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars,\r\n directionIsRTL,\r\n viewportOverflowState?\r\n ) => {\r\n if (doViewportArrange) {\r\n const finalViewportOverflowState =\r\n viewportOverflowState || getViewportOverflowState(showNativeOverlaidScrollbars);\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffsetArrange } = finalViewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const finalPaddingStyle: StyleObject = {};\r\n const assignProps = (props: string) =>\r\n each(props.split(' '), (prop) => {\r\n finalPaddingStyle[prop] = viewportPaddingStyle[prop];\r\n });\r\n\r\n if (arrangeX) {\r\n assignProps('marginBottom paddingTop paddingBottom');\r\n }\r\n\r\n if (arrangeY) {\r\n assignProps('marginLeft marginRight paddingLeft paddingRight');\r\n }\r\n\r\n const prevStyle = style(viewport, keys(finalPaddingStyle));\r\n\r\n removeClass(viewport, classNameViewportArrange);\r\n\r\n if (!flexboxGlue) {\r\n finalPaddingStyle.height = '';\r\n }\r\n\r\n style(viewport, finalPaddingStyle);\r\n\r\n return [\r\n () => {\r\n hideNativeScrollbars(\r\n finalViewportOverflowState,\r\n directionIsRTL,\r\n doViewportArrange,\r\n prevStyle\r\n );\r\n style(viewport, prevStyle);\r\n addClass(viewport, classNameViewportArrange);\r\n },\r\n finalViewportOverflowState,\r\n ];\r\n }\r\n return [noop];\r\n };\r\n\r\n return [arrangeViewport, undoViewportArrange];\r\n },\r\n _envWindowZoom: () => {\r\n let size = { w: 0, h: 0 };\r\n let dpr = 0;\r\n\r\n return (envInstance, updateNativeScrollbarSizeCache, triggerEvent) => {\r\n const sizeNew = windowSize();\r\n const deltaSize = {\r\n w: sizeNew.w - size.w,\r\n h: sizeNew.h - size.h,\r\n };\r\n\r\n if (deltaSize.w === 0 && deltaSize.h === 0) {\r\n return;\r\n }\r\n\r\n const deltaAbsSize = {\r\n w: abs(deltaSize.w),\r\n h: abs(deltaSize.h),\r\n };\r\n const deltaAbsRatio = {\r\n w: abs(round(sizeNew.w / (size.w / 100.0))),\r\n h: abs(round(sizeNew.h / (size.h / 100.0))),\r\n };\r\n const dprNew = getWindowDPR();\r\n const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;\r\n const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);\r\n const dprChanged = dprNew !== dpr && dprNew > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n if (isZoom) {\r\n const [scrollbarSize, scrollbarSizeChanged] = updateNativeScrollbarSizeCache();\r\n\r\n assignDeep(envInstance._nativeScrollbarsSize, scrollbarSize); // keep the object same!\r\n\r\n if (scrollbarSizeChanged) {\r\n triggerEvent();\r\n }\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n fractionalSize,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n equalBCRWH,\r\n getBoundingClientRect,\r\n assignDeep,\r\n cssProperty,\r\n createCache,\r\n equalXY,\r\n createEventListenerHub,\r\n EventListener,\r\n} from 'support';\r\nimport {\r\n classNameEnvironment,\r\n classNameEnvironmentFlexboxGlue,\r\n classNameEnvironmentFlexboxGlueMax,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { Options, defaultOptions } from 'options';\r\nimport { DeepPartial } from 'typings';\r\nimport { DefaultInitialization } from 'initialization';\r\nimport { getPlugins, ScrollbarsHidingPluginInstance, scrollbarsHidingPluginName } from 'plugins';\r\n\r\ntype EnvironmentEventMap = {\r\n _: [];\r\n};\r\n\r\nexport interface InternalEnvironment {\r\n readonly _nativeScrollbarsSize: XY;\r\n readonly _nativeScrollbarsOverlaid: XY;\r\n readonly _nativeScrollbarsHiding: boolean;\r\n readonly _rtlScrollBehavior: { n: boolean; i: boolean };\r\n readonly _flexboxGlue: boolean;\r\n readonly _cssCustomProperties: boolean;\r\n readonly _staticDefaultInitialization: DefaultInitialization;\r\n readonly _staticDefaultOptions: Options;\r\n _addListener(listener: EventListener): () => void;\r\n _getDefaultInitialization(): DefaultInitialization;\r\n _setDefaultInitialization(newInitialization: DeepPartial): void;\r\n _getDefaultOptions(): Options;\r\n _setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nlet environmentInstance: InternalEnvironment;\r\n\r\nconst getNativeScrollbarSize = (\r\n body: HTMLElement,\r\n measureElm: HTMLElement,\r\n measureElmChild: HTMLElement,\r\n clear?: boolean\r\n): XY => {\r\n appendChildren(body, measureElm);\r\n\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n const fSize = fractionalSize(measureElmChild);\r\n\r\n clear && removeElements(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h + fSize.h,\r\n y: oSize.w - cSize.w + fSize.w,\r\n };\r\n};\r\n\r\nconst getNativeScrollbarsHiding = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n const revertClass = addClass(testElm, classNameViewportScrollbarHidden);\r\n try {\r\n result =\r\n style(testElm, cssProperty('scrollbar-width')) === 'none' ||\r\n window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') ===\r\n 'none';\r\n } catch (ex) {}\r\n revertClass();\r\n return result;\r\n};\r\n\r\nconst getRtlScrollBehavior = (\r\n parentElm: HTMLElement,\r\n childElm: HTMLElement\r\n): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst getFlexboxGlue = (parentElm: HTMLElement, childElm: HTMLElement): boolean => {\r\n const revertFbxGlue = addClass(parentElm, classNameEnvironmentFlexboxGlue);\r\n const minOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const minOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMin = equalBCRWH(minOffsetsize, minOffsetsizeParent, true);\r\n\r\n const revertFbxGlueMax = addClass(parentElm, classNameEnvironmentFlexboxGlueMax);\r\n const maxOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const maxOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMax = equalBCRWH(maxOffsetsize, maxOffsetsizeParent, true);\r\n\r\n revertFbxGlue();\r\n revertFbxGlueMax();\r\n\r\n return supportsMin && supportsMax;\r\n};\r\n\r\nconst createEnvironment = (): InternalEnvironment => {\r\n const { body } = document;\r\n const envDOM = createDOM(`
`);\r\n const envElm = envDOM[0] as HTMLElement;\r\n const envChildElm = envElm.firstChild as HTMLElement;\r\n const [addEvent, , triggerEvent] = createEventListenerHub();\r\n const [updateNativeScrollbarSizeCache, getNativeScrollbarSizeCache] = createCache(\r\n {\r\n _initialValue: getNativeScrollbarSize(body, envElm, envChildElm),\r\n _equal: equalXY,\r\n },\r\n getNativeScrollbarSize.bind(0, body, envElm, envChildElm, true)\r\n );\r\n const [nativeScrollbarsSize] = getNativeScrollbarSizeCache();\r\n const nativeScrollbarsHiding = getNativeScrollbarsHiding(envElm);\r\n const nativeScrollbarsOverlaid = {\r\n x: nativeScrollbarsSize.x === 0,\r\n y: nativeScrollbarsSize.y === 0,\r\n };\r\n const defaultInitialization = {\r\n padding: !nativeScrollbarsHiding,\r\n content: false,\r\n cancel: {\r\n nativeScrollbarsOverlaid: true,\r\n body: null,\r\n },\r\n };\r\n const defaultDefaultOptions = assignDeep({}, defaultOptions);\r\n\r\n const env: InternalEnvironment = {\r\n _nativeScrollbarsSize: nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid: nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding: nativeScrollbarsHiding,\r\n _cssCustomProperties: style(envElm, 'zIndex') === '-1',\r\n _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),\r\n _flexboxGlue: getFlexboxGlue(envElm, envChildElm),\r\n _addListener: (listener) => addEvent('_', listener),\r\n _getDefaultInitialization: assignDeep.bind(\r\n 0,\r\n {} as DefaultInitialization,\r\n defaultInitialization\r\n ),\r\n _setDefaultInitialization(newInitializationStrategy) {\r\n assignDeep(defaultInitialization, newInitializationStrategy);\r\n },\r\n _getDefaultOptions: assignDeep.bind(0, {} as Options, defaultDefaultOptions),\r\n _setDefaultOptions(newDefaultOptions) {\r\n assignDeep(defaultDefaultOptions, newDefaultOptions);\r\n },\r\n _staticDefaultInitialization: assignDeep({}, defaultInitialization),\r\n _staticDefaultOptions: assignDeep({}, defaultDefaultOptions),\r\n };\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarsHiding && (!nativeScrollbarsOverlaid.x || !nativeScrollbarsOverlaid.y)) {\r\n let resizeFn: undefined | ReturnType;\r\n window.addEventListener('resize', () => {\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n\r\n resizeFn = resizeFn || (scrollbarsHidingPlugin && scrollbarsHidingPlugin._envWindowZoom());\r\n resizeFn && resizeFn(env, updateNativeScrollbarSizeCache, triggerEvent.bind(0, '_'));\r\n });\r\n }\r\n\r\n return env;\r\n};\r\n\r\nconst getEnvironment = (): InternalEnvironment => {\r\n if (!environmentInstance) {\r\n environmentInstance = createEnvironment();\r\n }\r\n return environmentInstance;\r\n};\r\n\r\nexport { getEnvironment };\r\n","import { isBoolean, isFunction, isNull, isUndefined } from 'support';\r\nimport type {\r\n StructureInitialization,\r\n DefaultStructureInitialization,\r\n} from 'setups/structureSetup';\r\nimport type {\r\n ScrollbarsInitialization,\r\n DefaultScrollbarsInitialization,\r\n} from 'setups/scrollbarsSetup';\r\nimport { getEnvironment } from 'environment';\r\nimport { DeepPartial } from 'typings';\r\nimport { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\ntype StaticInitialization = HTMLElement | null | undefined;\r\ntype DynamicInitialization = HTMLElement | boolean | null | undefined;\r\n\r\nexport type CancelInitialization = {\r\n cancel: {\r\n nativeScrollbarsOverlaid: boolean | undefined;\r\n body: boolean | null | undefined;\r\n };\r\n};\r\n\r\nexport type InitializationTargetElement = HTMLElement | HTMLTextAreaElement;\r\n\r\nexport type InitializationTargetObject = StructureInitialization &\r\n ScrollbarsInitialization &\r\n DeepPartial;\r\n\r\nexport type InitializationTarget = InitializationTargetElement | InitializationTargetObject;\r\n\r\nexport type DefaultInitialization = DefaultStructureInitialization &\r\n DefaultScrollbarsInitialization &\r\n CancelInitialization;\r\n\r\n/**\r\n * Static elements MUST be present.\r\n * Null or undefined behave like if this element wasn't specified during initialization.\r\n */\r\nexport type StaticInitializationElement =\r\n | ((...args: Args) => StaticInitialization)\r\n | StaticInitialization;\r\n\r\n/**\r\n * Dynamic element CAN be present.\r\n * If its a element the element will be handled as the repsective element.\r\n * True means that the respective dynamic element is forced to be generated.\r\n * False means that the respective dynamic element is forced NOT to be generated.\r\n * Null or undefined behave like if this element wasn't specified during initialization.\r\n */\r\nexport type DynamicInitializationElement =\r\n | ((...args: Args) => DynamicInitialization)\r\n | DynamicInitialization;\r\n\r\nexport type DefaultInitializtationElement = Exclude;\r\n\r\nexport type FallbackInitializtationElement<\r\n InitElm extends StaticInitializationElement | DynamicInitializationElement\r\n> = Extract any> extends (...args: infer P) => any\r\n ? (...args: P) => HTMLElement\r\n : never;\r\n\r\nconst resolveInitialization = (value: any, args: any): T =>\r\n isFunction(value) ? value.apply(0, args) : value;\r\n\r\nconst staticInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackStaticInitializationElement: FallbackInitializtationElement,\r\n defaultStaticInitializationElementStrategy?: DefaultInitializtationElement,\r\n staticInitializationElementValue?: T | false\r\n): HTMLElement =>\r\n resolveInitialization(\r\n staticInitializationElementValue ||\r\n resolveInitialization(defaultStaticInitializationElementStrategy, args),\r\n args\r\n ) || fallbackStaticInitializationElement.apply(0, args);\r\n\r\nconst dynamicInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackDynamicInitializationElement: FallbackInitializtationElement,\r\n defaultDynamicInitializationElementStrategy?: DefaultInitializtationElement,\r\n dynamicInitializationElementValue?: T | false\r\n): HTMLElement | false => {\r\n let result = resolveInitialization(\r\n dynamicInitializationElementValue,\r\n args\r\n );\r\n\r\n if (isNull(result) || isUndefined(result)) {\r\n result = resolveInitialization(\r\n defaultDynamicInitializationElementStrategy,\r\n args\r\n );\r\n }\r\n\r\n return result === true || isNull(result) || isUndefined(result)\r\n ? fallbackDynamicInitializationElement.apply(0, args)\r\n : result;\r\n};\r\n\r\nconst cancelInitialization = (\r\n cancelInitializationValue: DeepPartial | false | null | undefined,\r\n structureSetupElements: StructureSetupElementsObj\r\n): boolean => {\r\n const { nativeScrollbarsOverlaid, body } = cancelInitializationValue || {};\r\n const { _isBody, _viewportIsTarget } = structureSetupElements;\r\n const { _getDefaultInitialization, _nativeScrollbarsOverlaid } = getEnvironment();\r\n const { nativeScrollbarsOverlaid: defaultNativeScrollbarsOverlaid, body: defaultbody } =\r\n _getDefaultInitialization().cancel;\r\n\r\n const resolvedNativeScrollbarsOverlaid =\r\n nativeScrollbarsOverlaid ?? defaultNativeScrollbarsOverlaid;\r\n const resolvedDocumentScrollingElement = isBoolean(body) || isNull(body) ? body : defaultbody;\r\n\r\n const finalNativeScrollbarsOverlaid =\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y) &&\r\n resolvedNativeScrollbarsOverlaid;\r\n const finalDocumentScrollingElement =\r\n _isBody &&\r\n (isNull(resolvedDocumentScrollingElement)\r\n ? !_viewportIsTarget\r\n : resolvedDocumentScrollingElement);\r\n\r\n return !!finalNativeScrollbarsOverlaid || !!finalDocumentScrollingElement;\r\n};\r\n\r\nexport { staticInitializationElement, dynamicInitializationElement, cancelInitialization };\r\n","import {\r\n isHTMLElement,\r\n appendChildren,\r\n createDiv,\r\n is,\r\n contents,\r\n insertAfter,\r\n addClass,\r\n parent,\r\n indexOf,\r\n removeElements,\r\n removeClass,\r\n hasClass,\r\n push,\r\n runEachAndClear,\r\n insertBefore,\r\n attr,\r\n keys,\r\n removeAttr,\r\n attrClass,\r\n hasAttrClass,\r\n ResizeObserverConstructor,\r\n hasOwnProperty,\r\n noop,\r\n} from 'support';\r\nimport {\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n classNamePadding,\r\n classNameViewport,\r\n classNameContent,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type { ScrollbarsHidingPluginInstance } from 'plugins/scrollbarsHidingPlugin';\r\nimport {\r\n staticInitializationElement as generalStaticInitializationElement,\r\n dynamicInitializationElement as generalDynamicInitializationElement,\r\n InitializationTargetObject,\r\n} from 'initialization';\r\nimport type { InitializationTarget, InitializationTargetElement } from 'initialization';\r\nimport type {\r\n StructureDynamicInitializationElement,\r\n StructureStaticInitializationElement,\r\n} from 'setups/structureSetup/structureSetup.initialization';\r\n\r\nexport type StructureSetupElements = [\r\n targetObj: StructureSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport interface StructureSetupElementsObj {\r\n _target: InitializationTargetElement;\r\n _host: HTMLElement;\r\n _viewport: HTMLElement;\r\n _padding: HTMLElement | false;\r\n _content: HTMLElement | false;\r\n _viewportArrange: HTMLStyleElement | false | null | undefined;\r\n // ctx ----\r\n _isTextarea: boolean;\r\n _isBody: boolean;\r\n _windowElm: Window;\r\n _documentElm: Document;\r\n _targetIsElm: boolean;\r\n _viewportIsTarget: boolean;\r\n _viewportHasClass: (className: string, attributeClassName: string) => boolean;\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) => void;\r\n}\r\n\r\nconst createNewDiv = createDiv.bind(0, '');\r\n\r\nconst unwrap = (elm: HTMLElement | false | null | undefined) => {\r\n appendChildren(parent(elm), contents(elm));\r\n removeElements(elm);\r\n};\r\n\r\nconst addDataAttrHost = (elm: HTMLElement, value: string) => {\r\n attr(elm, dataAttributeHost, value);\r\n return removeAttr.bind(0, elm, dataAttributeHost);\r\n};\r\n\r\nexport const createStructureSetupElements = (\r\n target: InitializationTarget\r\n): StructureSetupElements => {\r\n const env = getEnvironment();\r\n const { _getDefaultInitialization, _nativeScrollbarsHiding } = env;\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const createUniqueViewportArrangeElement =\r\n scrollbarsHidingPlugin && scrollbarsHidingPlugin._createUniqueViewportArrangeElement;\r\n const {\r\n host: defaultHostInitializationStrategy,\r\n viewport: defaultViewportInitializationStrategy,\r\n padding: defaultPaddingInitializationStrategy,\r\n content: defaultContentInitializationStrategy,\r\n } = _getDefaultInitialization();\r\n const targetIsElm = isHTMLElement(target);\r\n const targetStructureInitialization = (targetIsElm ? {} : target) as InitializationTargetObject;\r\n const {\r\n host: hostInitializationStrategy,\r\n padding: paddingInitializationStrategy,\r\n viewport: viewportInitializationStrategy,\r\n content: contentInitializationStrategy,\r\n } = targetStructureInitialization;\r\n\r\n const targetElement = targetIsElm ? target : targetStructureInitialization.target;\r\n const isTextarea = is(targetElement, 'textarea');\r\n const ownerDocument = targetElement.ownerDocument;\r\n const isBody = targetElement === ownerDocument.body;\r\n const wnd = ownerDocument.defaultView as Window;\r\n const singleElmSupport = isBody\r\n ? _nativeScrollbarsHiding\r\n : !!ResizeObserverConstructor && !isTextarea && _nativeScrollbarsHiding;\r\n const staticInitializationElement =\r\n generalStaticInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const dynamicInitializationElement =\r\n generalDynamicInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const viewportElement = [\r\n staticInitializationElement(\r\n createNewDiv,\r\n defaultViewportInitializationStrategy,\r\n isBody && !hasOwnProperty(targetStructureInitialization, 'viewport')\r\n ? targetElement\r\n : viewportInitializationStrategy\r\n ),\r\n staticInitializationElement(createNewDiv, defaultViewportInitializationStrategy),\r\n staticInitializationElement(createNewDiv),\r\n ].filter((potentialViewport) =>\r\n singleElmSupport ? true : potentialViewport !== targetElement\r\n )[0];\r\n const viewportIsTarget = viewportElement === targetElement;\r\n const evaluatedTargetObj: StructureSetupElementsObj = {\r\n _target: targetElement,\r\n _host: isTextarea\r\n ? staticInitializationElement(\r\n createNewDiv,\r\n defaultHostInitializationStrategy,\r\n hostInitializationStrategy\r\n )\r\n : (targetElement as HTMLElement),\r\n _viewport: viewportElement,\r\n _padding:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultPaddingInitializationStrategy,\r\n paddingInitializationStrategy\r\n ),\r\n _content:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultContentInitializationStrategy,\r\n contentInitializationStrategy\r\n ),\r\n _viewportArrange:\r\n !viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n createUniqueViewportArrangeElement &&\r\n createUniqueViewportArrangeElement(env),\r\n _windowElm: wnd,\r\n _documentElm: ownerDocument,\r\n _isTextarea: isTextarea,\r\n _isBody: isBody,\r\n _targetIsElm: targetIsElm,\r\n _viewportIsTarget: viewportIsTarget,\r\n _viewportHasClass: (className: string, attributeClassName: string) =>\r\n viewportIsTarget\r\n ? hasAttrClass(viewportElement, dataAttributeHost, attributeClassName)\r\n : hasClass(viewportElement, className),\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) =>\r\n viewportIsTarget\r\n ? attrClass(viewportElement, dataAttributeHost, attributeClassName, add)\r\n : (add ? addClass : removeClass)(viewportElement, className),\r\n };\r\n const generatedElements = keys(evaluatedTargetObj).reduce((arr, key: string) => {\r\n const value = evaluatedTargetObj[key];\r\n return push(arr, value && !parent(value) ? value : false);\r\n }, [] as HTMLElement[]);\r\n const elementIsGenerated = (elm: HTMLElement | false) =>\r\n elm ? indexOf(generatedElements, elm) > -1 : null;\r\n const { _target, _host, _padding, _viewport, _content, _viewportArrange } = evaluatedTargetObj;\r\n const destroyFns: (() => any)[] = [];\r\n const isTextareaHostGenerated = isTextarea && elementIsGenerated(_host);\r\n const targetContents = isTextarea\r\n ? _target\r\n : contents(\r\n [_content, _viewport, _padding, _host, _target].find(\r\n (elm) => elementIsGenerated(elm) === false\r\n )\r\n );\r\n const contentSlot = _content || _viewport;\r\n const appendElements = () => {\r\n const removeHostDataAttr = addDataAttrHost(_host, viewportIsTarget ? 'viewport' : 'host');\r\n const removePaddingClass = addClass(_padding, classNamePadding);\r\n const removeViewportClass = addClass(_viewport, !viewportIsTarget && classNameViewport);\r\n const removeContentClass = addClass(_content, classNameContent);\r\n const removeHtmlClass = isBody\r\n ? addClass(parent(targetElement), classNameViewportScrollbarHidden)\r\n : noop;\r\n\r\n // only insert host for textarea after target if it was generated\r\n if (isTextareaHostGenerated) {\r\n insertAfter(_target, _host);\r\n\r\n push(destroyFns, () => {\r\n insertAfter(_host, _target);\r\n removeElements(_host);\r\n });\r\n }\r\n\r\n appendChildren(contentSlot, targetContents);\r\n appendChildren(_host, _padding);\r\n appendChildren(_padding || _host, !viewportIsTarget && _viewport);\r\n appendChildren(_viewport, _content);\r\n\r\n push(destroyFns, () => {\r\n removeHtmlClass();\r\n removeHostDataAttr();\r\n removeAttr(_viewport, dataAttributeHostOverflowX);\r\n removeAttr(_viewport, dataAttributeHostOverflowY);\r\n\r\n if (elementIsGenerated(_content)) {\r\n unwrap(_content);\r\n }\r\n if (elementIsGenerated(_viewport)) {\r\n unwrap(_viewport);\r\n }\r\n if (elementIsGenerated(_padding)) {\r\n unwrap(_padding);\r\n }\r\n removePaddingClass();\r\n removeViewportClass();\r\n removeContentClass();\r\n });\r\n\r\n if (_nativeScrollbarsHiding && !viewportIsTarget) {\r\n push(destroyFns, removeClass.bind(0, _viewport, classNameViewportScrollbarHidden));\r\n }\r\n if (_viewportArrange) {\r\n insertBefore(_viewport, _viewportArrange);\r\n push(destroyFns, removeElements.bind(0, _viewportArrange));\r\n }\r\n };\r\n\r\n return [evaluatedTargetObj, appendElements, runEachAndClear.bind(0, destroyFns)];\r\n};\r\n","import { style } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the trinsic behavior of the content element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createTrinsicUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const { _content } = structureSetupElements;\r\n const [getState] = state;\r\n\r\n return (updateHints) => {\r\n const { _flexboxGlue } = getEnvironment();\r\n const { _heightIntrinsic } = getState();\r\n const { _heightIntrinsicChanged } = updateHints;\r\n const heightIntrinsicChanged = (_content || !_flexboxGlue) && _heightIntrinsicChanged;\r\n\r\n if (heightIntrinsicChanged) {\r\n style(_content, {\r\n height: _heightIntrinsic ? '' : '100%',\r\n });\r\n }\r\n\r\n return {\r\n _sizeChanged: heightIntrinsicChanged,\r\n _contentMutation: heightIntrinsicChanged,\r\n };\r\n };\r\n};\r\n","import { createCache, topRightBottomLeft, equalTRBL, style, assignDeep } from 'support';\r\nimport { StyleObject } from 'typings';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the padding styling of the padding and viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createPaddingUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const { _host, _padding, _viewport, _viewportIsTarget: _isSingleElm } = structureSetupElements;\r\n const [updatePaddingCache, currentPaddingCache] = createCache(\r\n {\r\n _equal: equalTRBL,\r\n _initialValue: topRightBottomLeft(),\r\n },\r\n topRightBottomLeft.bind(0, _host, 'padding', '')\r\n );\r\n\r\n return (updateHints, checkOption, force) => {\r\n let [padding, paddingChanged] = currentPaddingCache(force);\r\n const { _nativeScrollbarsHiding: _nativeScrollbarStyling, _flexboxGlue } = getEnvironment();\r\n const { _directionIsRTL } = getState();\r\n const { _sizeChanged, _contentMutation, _directionChanged } = updateHints;\r\n const [paddingAbsolute, paddingAbsoluteChanged] = checkOption('paddingAbsolute');\r\n const contentMutation = !_flexboxGlue && _contentMutation;\r\n\r\n if (_sizeChanged || paddingChanged || contentMutation) {\r\n [padding, paddingChanged] = updatePaddingCache(force);\r\n }\r\n\r\n const paddingStyleChanged =\r\n !_isSingleElm && (paddingAbsoluteChanged || _directionChanged || paddingChanged);\r\n\r\n if (paddingStyleChanged) {\r\n // if there is no padding element and no scrollbar styling, paddingAbsolute isn't supported\r\n const paddingRelative = !paddingAbsolute || (!_padding && !_nativeScrollbarStyling);\r\n const paddingHorizontal = padding.r + padding.l;\r\n const paddingVertical = padding.t + padding.b;\r\n\r\n const paddingStyle: StyleObject = {\r\n marginRight: paddingRelative && !_directionIsRTL ? -paddingHorizontal : 0,\r\n marginBottom: paddingRelative ? -paddingVertical : 0,\r\n marginLeft: paddingRelative && _directionIsRTL ? -paddingHorizontal : 0,\r\n top: paddingRelative ? -padding.t : 0,\r\n right: paddingRelative ? (_directionIsRTL ? -padding.r : 'auto') : 0,\r\n left: paddingRelative ? (_directionIsRTL ? 'auto' : -padding.l) : 0,\r\n width: paddingRelative ? `calc(100% + ${paddingHorizontal}px)` : '',\r\n };\r\n const viewportStyle: StyleObject = {\r\n paddingTop: paddingRelative ? padding.t : 0,\r\n paddingRight: paddingRelative ? padding.r : 0,\r\n paddingBottom: paddingRelative ? padding.b : 0,\r\n paddingLeft: paddingRelative ? padding.l : 0,\r\n };\r\n\r\n // if there is no padding element apply the style to the viewport element instead\r\n style(_padding || _viewport, paddingStyle);\r\n style(_viewport, viewportStyle);\r\n\r\n setState({\r\n _padding: padding,\r\n _paddingAbsolute: !paddingRelative,\r\n _viewportPaddingStyle: _padding\r\n ? viewportStyle\r\n : assignDeep({}, paddingStyle, viewportStyle),\r\n });\r\n }\r\n\r\n return {\r\n _paddingStyleChanged: paddingStyleChanged,\r\n };\r\n };\r\n};\r\n","import {\r\n createCache,\r\n attr,\r\n WH,\r\n XY,\r\n style,\r\n scrollSize,\r\n fractionalSize,\r\n equalWH,\r\n addClass,\r\n removeClass,\r\n clientSize,\r\n equalXY,\r\n attrClass,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameViewportScrollbarHidden,\r\n classNameOverflowVisible,\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n dataValueHostScrollbarHidden,\r\n dataValueHostOverflowVisible,\r\n} from 'classnames';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type {\r\n ScrollbarsHidingPluginInstance,\r\n ArrangeViewport,\r\n UndoArrangeViewport,\r\n} from 'plugins/scrollbarsHidingPlugin';\r\nimport type { StyleObject, OverflowStyle } from 'typings';\r\nimport type { OverflowBehavior } from 'options';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport interface ViewportOverflowState {\r\n _scrollbarsHideOffset: XY;\r\n _scrollbarsHideOffsetArrange: XY;\r\n _overflowScroll: XY;\r\n _overflowStyle: XY;\r\n}\r\n\r\nexport type GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n viewportStyleObj?: StyleObject\r\n) => ViewportOverflowState;\r\n\r\nexport type HideNativeScrollbars = (\r\n viewportOverflowState: ViewportOverflowState,\r\n directionIsRTL: boolean,\r\n viewportArrange: boolean,\r\n viewportStyleObj: StyleObject\r\n) => void;\r\n\r\nconst { max } = Math;\r\nconst max0 = max.bind(0, 0);\r\nconst strVisible = 'visible';\r\nconst strHidden = 'hidden';\r\nconst overlaidScrollbarsHideOffset = 42;\r\nconst whCacheOptions = {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n};\r\nconst xyCacheOptions = {\r\n _equal: equalXY,\r\n _initialValue: { x: strHidden, y: strHidden } as XY,\r\n};\r\n\r\nconst getOverflowAmount = (viewportScrollSize: WH, viewportClientSize: WH) => {\r\n const tollerance = window.devicePixelRatio % 1 !== 0 ? 1 : 0;\r\n const amount = {\r\n w: max0(viewportScrollSize.w - viewportClientSize.w),\r\n h: max0(viewportScrollSize.h - viewportClientSize.h),\r\n };\r\n\r\n return {\r\n w: amount.w > tollerance ? amount.w : 0,\r\n h: amount.h > tollerance ? amount.h : 0,\r\n };\r\n};\r\n\r\nconst conditionalClass = (\r\n elm: Element | false | null | undefined,\r\n classNames: string,\r\n add: boolean\r\n) => (add ? addClass(elm, classNames) : removeClass(elm, classNames));\r\n\r\nconst overflowIsVisible = (overflowBehavior: string) => overflowBehavior.indexOf(strVisible) === 0;\r\n\r\n/**\r\n * Lifecycle with the responsibility to set the correct overflow and scrollbar hiding styles of the viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createOverflowUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const {\r\n _host,\r\n _padding,\r\n _viewport,\r\n _viewportArrange,\r\n _viewportIsTarget,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const {\r\n _nativeScrollbarsSize,\r\n _flexboxGlue,\r\n _nativeScrollbarsHiding,\r\n _nativeScrollbarsOverlaid,\r\n } = getEnvironment();\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const doViewportArrange =\r\n !_viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const [updateSizeFraction, getCurrentSizeFraction] = createCache>(\r\n whCacheOptions,\r\n fractionalSize.bind(0, _viewport)\r\n );\r\n\r\n const [updateViewportScrollSizeCache, getCurrentViewportScrollSizeCache] = createCache<\r\n WH\r\n >(whCacheOptions, scrollSize.bind(0, _viewport));\r\n\r\n const [updateOverflowAmountCache, getCurrentOverflowAmountCache] =\r\n createCache>(whCacheOptions);\r\n\r\n const [updateOverflowEdge, getCurrentOverflowEdgeCache] = createCache>(whCacheOptions);\r\n\r\n const [updateOverflowStyleCache] = createCache>(xyCacheOptions);\r\n\r\n /**\r\n * Applies a fixed height to the viewport so it can't overflow or underflow the host element.\r\n * @param viewportOverflowState The current overflow state.\r\n * @param heightIntrinsic Whether the host height is intrinsic or not.\r\n */\r\n const fixFlexboxGlue = (\r\n viewportOverflowState: ViewportOverflowState,\r\n heightIntrinsic: boolean\r\n ) => {\r\n style(_viewport, {\r\n height: '',\r\n });\r\n\r\n if (heightIntrinsic) {\r\n const { _paddingAbsolute, _padding: padding } = getState();\r\n const { _overflowScroll, _scrollbarsHideOffset } = viewportOverflowState;\r\n const fSize = fractionalSize(_host);\r\n const hostClientSize = clientSize(_host);\r\n\r\n // padding subtraction is only needed if padding is absolute or if viewport is content-box\r\n const isContentBox = style(_viewport, 'boxSizing') === 'content-box';\r\n const paddingVertical = _paddingAbsolute || isContentBox ? padding.b + padding.t : 0;\r\n const subtractXScrollbar = !(_nativeScrollbarsOverlaid.x && isContentBox);\r\n\r\n style(_viewport, {\r\n height:\r\n hostClientSize.h +\r\n fSize.h +\r\n (_overflowScroll.x && subtractXScrollbar ? _scrollbarsHideOffset.x : 0) -\r\n paddingVertical,\r\n });\r\n }\r\n };\r\n\r\n /**\r\n * Gets the current overflow state of the viewport.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param viewportStyleObj The viewport style object where the overflow scroll property can be read of, or undefined if shall be determined.\r\n * @returns A object which contains informations about the current overflow state.\r\n */\r\n const getViewportOverflowState: GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars,\r\n viewportStyleObj?\r\n ) => {\r\n const arrangeHideOffset =\r\n !_nativeScrollbarsHiding && !showNativeOverlaidScrollbars ? overlaidScrollbarsHideOffset : 0;\r\n const getStatePerAxis = (\r\n styleKey: string,\r\n isOverlaid: boolean,\r\n nativeScrollbarSize: number\r\n ) => {\r\n const overflowStyle = style(_viewport, styleKey);\r\n // can't do something like \"viewportStyleObj && viewportStyleObj[styleKey] || overflowStyle\" here!\r\n const objectPrefferedOverflowStyle = viewportStyleObj\r\n ? viewportStyleObj[styleKey]\r\n : overflowStyle;\r\n const overflowScroll = objectPrefferedOverflowStyle === 'scroll';\r\n const nonScrollbarStylingHideOffset = isOverlaid ? arrangeHideOffset : nativeScrollbarSize;\r\n const scrollbarsHideOffset =\r\n overflowScroll && !_nativeScrollbarsHiding ? nonScrollbarStylingHideOffset : 0;\r\n const scrollbarsHideOffsetArrange = isOverlaid && !!arrangeHideOffset;\r\n\r\n return [overflowStyle, overflowScroll, scrollbarsHideOffset, scrollbarsHideOffsetArrange] as [\r\n overflowStyle: OverflowStyle,\r\n overflowScroll: boolean,\r\n scrollbarsHideOffset: number,\r\n scrollbarsHideOffsetArrange: boolean\r\n ];\r\n };\r\n\r\n const [xOverflowStyle, xOverflowScroll, xScrollbarsHideOffset, xScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowX', _nativeScrollbarsOverlaid.x, _nativeScrollbarsSize.x);\r\n const [yOverflowStyle, yOverflowScroll, yScrollbarsHideOffset, yScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowY', _nativeScrollbarsOverlaid.y, _nativeScrollbarsSize.y);\r\n\r\n return {\r\n _overflowStyle: {\r\n x: xOverflowStyle,\r\n y: yOverflowStyle,\r\n },\r\n _overflowScroll: {\r\n x: xOverflowScroll,\r\n y: yOverflowScroll,\r\n },\r\n _scrollbarsHideOffset: {\r\n x: xScrollbarsHideOffset,\r\n y: yScrollbarsHideOffset,\r\n },\r\n _scrollbarsHideOffsetArrange: {\r\n x: xScrollbarsHideOffsetArrange,\r\n y: yScrollbarsHideOffsetArrange,\r\n },\r\n };\r\n };\r\n\r\n /**\r\n * Sets the overflow property of the viewport and calculates the a overflow state according to the new parameters.\r\n * @param showNativeOverlaidScrollbars Whether to show natively overlaid scrollbars.\r\n * @param overflowAmount The overflow amount.\r\n * @param overflow The overflow behavior according to the options.\r\n * @param viewportStyleObj The viewport style object to which the overflow style shall be applied.\r\n * @returns A object which represents the newly set overflow state.\r\n */\r\n const setViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n hasOverflow: XY,\r\n overflowOption: XY,\r\n viewportStyleObj: StyleObject\r\n ): ViewportOverflowState => {\r\n const setAxisOverflowStyle = (behavior: OverflowBehavior, hasOverflowAxis: boolean) => {\r\n const overflowVisible = overflowIsVisible(behavior);\r\n const overflowVisibleBehavior =\r\n (hasOverflowAxis && overflowVisible && behavior.replace(`${strVisible}-`, '')) || '';\r\n return [\r\n hasOverflowAxis && !overflowVisible ? behavior : '',\r\n overflowIsVisible(overflowVisibleBehavior) ? 'hidden' : overflowVisibleBehavior,\r\n ];\r\n };\r\n\r\n const [overflowX, visibleBehaviorX] = setAxisOverflowStyle(overflowOption.x, hasOverflow.x);\r\n const [overflowY, visibleBehaviorY] = setAxisOverflowStyle(overflowOption.y, hasOverflow.y);\r\n\r\n viewportStyleObj.overflowX = visibleBehaviorX && overflowY ? visibleBehaviorX : overflowX;\r\n viewportStyleObj.overflowY = visibleBehaviorY && overflowX ? visibleBehaviorY : overflowY;\r\n\r\n return getViewportOverflowState(showNativeOverlaidScrollbars, viewportStyleObj);\r\n };\r\n\r\n /**\r\n * Hides the native scrollbars according to the passed parameters.\r\n * @param viewportOverflowState The viewport overflow state.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportArrange Whether special styles related to the viewport arrange strategy shall be applied.\r\n * @param viewportStyleObj The viewport style object to which the needed styles shall be applied.\r\n */\r\n const hideNativeScrollbars: HideNativeScrollbars = (\r\n viewportOverflowState,\r\n directionIsRTL,\r\n viewportArrange,\r\n viewportStyleObj\r\n ) => {\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const horizontalMarginKey: keyof StyleObject = directionIsRTL ? 'marginLeft' : 'marginRight';\r\n const viewportHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingLeft'\r\n : 'paddingRight';\r\n const horizontalMarginValue = viewportPaddingStyle[horizontalMarginKey] as number;\r\n const verticalMarginValue = viewportPaddingStyle.marginBottom as number;\r\n const horizontalPaddingValue = viewportPaddingStyle[viewportHorizontalPaddingKey] as number;\r\n const verticalPaddingValue = viewportPaddingStyle.paddingBottom as number;\r\n\r\n // horizontal\r\n viewportStyleObj.width = `calc(100% + ${hideOffsetY + horizontalMarginValue * -1}px)`;\r\n viewportStyleObj[horizontalMarginKey] = -hideOffsetY + horizontalMarginValue;\r\n\r\n // vertical\r\n viewportStyleObj.marginBottom = -hideOffsetX + verticalMarginValue;\r\n\r\n // viewport arrange additional styles\r\n if (viewportArrange) {\r\n viewportStyleObj[viewportHorizontalPaddingKey] =\r\n horizontalPaddingValue + (arrangeY ? hideOffsetY : 0);\r\n viewportStyleObj.paddingBottom = verticalPaddingValue + (arrangeX ? hideOffsetX : 0);\r\n }\r\n };\r\n\r\n const [arrangeViewport, undoViewportArrange] = scrollbarsHidingPlugin\r\n ? scrollbarsHidingPlugin._overflowUpdateSegment(\r\n doViewportArrange,\r\n _flexboxGlue,\r\n _viewport,\r\n _viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n )\r\n : [(() => doViewportArrange) as ArrangeViewport, (() => [noop]) as UndoArrangeViewport];\r\n\r\n return (updateHints, checkOption, force) => {\r\n const {\r\n _sizeChanged,\r\n _hostMutation,\r\n _contentMutation,\r\n _paddingStyleChanged,\r\n _heightIntrinsicChanged,\r\n _directionChanged,\r\n } = updateHints;\r\n const { _heightIntrinsic, _directionIsRTL } = getState();\r\n const [showNativeOverlaidScrollbarsOption, showNativeOverlaidScrollbarsChanged] =\r\n checkOption('showNativeOverlaidScrollbars');\r\n const [overflow, overflowChanged] = checkOption>('overflow');\r\n\r\n const showNativeOverlaidScrollbars =\r\n showNativeOverlaidScrollbarsOption &&\r\n _nativeScrollbarsOverlaid.x &&\r\n _nativeScrollbarsOverlaid.y;\r\n const adjustFlexboxGlue =\r\n !_viewportIsTarget &&\r\n !_flexboxGlue &&\r\n (_sizeChanged ||\r\n _contentMutation ||\r\n _hostMutation ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n _heightIntrinsicChanged);\r\n const overflowXVisible = overflowIsVisible(overflow.x);\r\n const overflowYVisible = overflowIsVisible(overflow.y);\r\n const overflowVisible = overflowXVisible || overflowYVisible;\r\n\r\n let sizeFractionCache = getCurrentSizeFraction(force);\r\n let viewportScrollSizeCache = getCurrentViewportScrollSizeCache(force);\r\n let overflowAmuntCache = getCurrentOverflowAmountCache(force);\r\n let overflowEdgeCache = getCurrentOverflowEdgeCache(force);\r\n\r\n let preMeasureViewportOverflowState: ViewportOverflowState | undefined;\r\n\r\n if (showNativeOverlaidScrollbarsChanged && _nativeScrollbarsHiding) {\r\n _viewportAddRemoveClass(\r\n classNameViewportScrollbarHidden,\r\n dataValueHostScrollbarHidden,\r\n !showNativeOverlaidScrollbars\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n preMeasureViewportOverflowState = getViewportOverflowState(showNativeOverlaidScrollbars);\r\n fixFlexboxGlue(preMeasureViewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (\r\n _sizeChanged ||\r\n _paddingStyleChanged ||\r\n _contentMutation ||\r\n _directionChanged ||\r\n showNativeOverlaidScrollbarsChanged\r\n ) {\r\n if (overflowVisible) {\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, false);\r\n }\r\n\r\n const [redoViewportArrange, undoViewportArrangeOverflowState] = undoViewportArrange(\r\n showNativeOverlaidScrollbars,\r\n _directionIsRTL,\r\n preMeasureViewportOverflowState\r\n );\r\n const [sizeFraction, sizeFractionChanged] = (sizeFractionCache = updateSizeFraction(force));\r\n const [viewportScrollSize, viewportScrollSizeChanged] = (viewportScrollSizeCache =\r\n updateViewportScrollSizeCache(force));\r\n const viewportclientSize = clientSize(_viewport);\r\n let arrangedViewportScrollSize = viewportScrollSize;\r\n let arrangedViewportClientSize = viewportclientSize;\r\n\r\n redoViewportArrange();\r\n\r\n // if re measure is required (only required if content arrange strategy is used)\r\n if (\r\n (viewportScrollSizeChanged || sizeFractionChanged || showNativeOverlaidScrollbarsChanged) &&\r\n undoViewportArrangeOverflowState &&\r\n !showNativeOverlaidScrollbars &&\r\n arrangeViewport(\r\n undoViewportArrangeOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n )\r\n ) {\r\n arrangedViewportClientSize = clientSize(_viewport);\r\n arrangedViewportScrollSize = scrollSize(_viewport);\r\n }\r\n\r\n const overflowAmountScrollSize = {\r\n w: max0(max(viewportScrollSize.w, arrangedViewportScrollSize.w) + sizeFraction.w),\r\n h: max0(max(viewportScrollSize.h, arrangedViewportScrollSize.h) + sizeFraction.h),\r\n };\r\n const overflowAmountClientSize = {\r\n w: max0(\r\n arrangedViewportClientSize.w +\r\n max0(viewportclientSize.w - viewportScrollSize.w) +\r\n sizeFraction.w\r\n ),\r\n h: max0(\r\n arrangedViewportClientSize.h +\r\n max0(viewportclientSize.h - viewportScrollSize.h) +\r\n sizeFraction.h\r\n ),\r\n };\r\n\r\n overflowEdgeCache = updateOverflowEdge(overflowAmountClientSize);\r\n overflowAmuntCache = updateOverflowAmountCache(\r\n getOverflowAmount(overflowAmountScrollSize, overflowAmountClientSize),\r\n force\r\n );\r\n }\r\n\r\n const [overflowEdge, overflowEdgeChanged] = overflowEdgeCache;\r\n const [overflowAmount, overflowAmountChanged] = overflowAmuntCache;\r\n const [viewportScrollSize, viewportScrollSizeChanged] = viewportScrollSizeCache;\r\n const [sizeFraction, sizeFractionChanged] = sizeFractionCache;\r\n const hasOverflow = {\r\n x: overflowAmount.w > 0,\r\n y: overflowAmount.h > 0,\r\n };\r\n const removeClipping =\r\n (overflowXVisible && overflowYVisible && (hasOverflow.x || hasOverflow.y)) ||\r\n (overflowXVisible && hasOverflow.x && !hasOverflow.y) ||\r\n (overflowYVisible && hasOverflow.y && !hasOverflow.x);\r\n\r\n if (\r\n _paddingStyleChanged ||\r\n _directionChanged ||\r\n sizeFractionChanged ||\r\n viewportScrollSizeChanged ||\r\n overflowEdgeChanged ||\r\n overflowAmountChanged ||\r\n overflowChanged ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n adjustFlexboxGlue\r\n ) {\r\n const viewportStyle: StyleObject = {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n width: '',\r\n overflowY: '',\r\n overflowX: '',\r\n };\r\n const viewportOverflowState = setViewportOverflowState(\r\n showNativeOverlaidScrollbars,\r\n hasOverflow,\r\n overflow,\r\n viewportStyle\r\n );\r\n const viewportArranged = arrangeViewport(\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n );\r\n\r\n if (!_viewportIsTarget) {\r\n hideNativeScrollbars(\r\n viewportOverflowState,\r\n _directionIsRTL,\r\n viewportArranged,\r\n viewportStyle\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n fixFlexboxGlue(viewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (_viewportIsTarget) {\r\n attr(_host, dataAttributeHostOverflowX, viewportStyle.overflowX as string);\r\n attr(_host, dataAttributeHostOverflowY, viewportStyle.overflowY as string);\r\n } else {\r\n style(_viewport, viewportStyle);\r\n }\r\n }\r\n\r\n attrClass(_host, dataAttributeHost, dataValueHostOverflowVisible, removeClipping);\r\n conditionalClass(_padding, classNameOverflowVisible, removeClipping);\r\n !_viewportIsTarget && conditionalClass(_viewport, classNameOverflowVisible, overflowVisible);\r\n\r\n const [overflowStyle, overflowStyleChanged] = updateOverflowStyleCache(\r\n getViewportOverflowState(showNativeOverlaidScrollbars)._overflowStyle\r\n );\r\n\r\n setState({\r\n _overflowStyle: overflowStyle,\r\n _overflowEdge: {\r\n x: overflowEdge.w,\r\n y: overflowEdge.h,\r\n },\r\n _overflowAmount: {\r\n x: overflowAmount.w,\r\n y: overflowAmount.h,\r\n },\r\n _hasOverflow: hasOverflow,\r\n });\r\n\r\n return {\r\n _overflowStyleChanged: overflowStyleChanged,\r\n _overflowEdgeChanged: overflowEdgeChanged,\r\n _overflowAmountChanged: overflowAmountChanged,\r\n };\r\n };\r\n};\r\n","import { each, scrollLeft, scrollTop, assignDeep, keys } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n createTrinsicUpdateSegment,\r\n createPaddingUpdateSegment,\r\n createOverflowUpdateSegment,\r\n} from 'setups/structureSetup/updateSegments';\r\nimport type { SetupState, SetupUpdateSegment, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\nexport type CreateStructureUpdateSegment = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n) => StructureSetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdateSegment = SetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdate = (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n) => StructureSetupUpdateHints;\r\n\r\nexport interface StructureSetupUpdateHints {\r\n _sizeChanged: boolean;\r\n _directionChanged: boolean;\r\n _heightIntrinsicChanged: boolean;\r\n _overflowEdgeChanged: boolean;\r\n _overflowAmountChanged: boolean;\r\n _overflowStyleChanged: boolean;\r\n _paddingStyleChanged: boolean;\r\n _hostMutation: boolean;\r\n _contentMutation: boolean;\r\n}\r\n\r\nconst prepareUpdateHints = (\r\n leading: Required,\r\n adaptive?: Partial,\r\n force?: boolean\r\n): Required => {\r\n const result = {};\r\n const finalAdaptive = adaptive || {};\r\n const objKeys = keys(leading).concat(keys(finalAdaptive));\r\n\r\n each(objKeys, (key) => {\r\n const leadingValue = leading[key];\r\n const adaptiveValue = finalAdaptive[key];\r\n result[key] = !!(force || leadingValue || adaptiveValue);\r\n });\r\n\r\n return result as Required;\r\n};\r\n\r\nexport const createStructureSetupUpdate = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n): StructureSetupUpdate => {\r\n const { _viewport } = structureSetupElements;\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _flexboxGlue } = getEnvironment();\r\n const doViewportArrange =\r\n !_nativeScrollbarsHiding && (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const updateSegments: StructureSetupUpdateSegment[] = [\r\n createTrinsicUpdateSegment(structureSetupElements, state),\r\n createPaddingUpdateSegment(structureSetupElements, state),\r\n createOverflowUpdateSegment(structureSetupElements, state),\r\n ];\r\n\r\n return (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n ) => {\r\n const initialUpdateHints = prepareUpdateHints(\r\n assignDeep(\r\n {\r\n _sizeChanged: false,\r\n _paddingStyleChanged: false,\r\n _directionChanged: false,\r\n _heightIntrinsicChanged: false,\r\n _overflowEdgeChanged: false,\r\n _overflowAmountChanged: false,\r\n _overflowStyleChanged: false,\r\n _hostMutation: false,\r\n _contentMutation: false,\r\n },\r\n updateHints\r\n ),\r\n {},\r\n force\r\n );\r\n const adjustScrollOffset = doViewportArrange || !_flexboxGlue;\r\n const scrollOffsetX = adjustScrollOffset && scrollLeft(_viewport);\r\n const scrollOffsetY = adjustScrollOffset && scrollTop(_viewport);\r\n\r\n let adaptivedUpdateHints: Required = initialUpdateHints;\r\n each(updateSegments, (updateSegment) => {\r\n adaptivedUpdateHints = prepareUpdateHints(\r\n adaptivedUpdateHints,\r\n updateSegment(adaptivedUpdateHints, checkOption, !!force) || {},\r\n force\r\n );\r\n });\r\n\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n\r\n return adaptivedUpdateHints;\r\n };\r\n};\r\n","import {\r\n Cache,\r\n CacheValues,\r\n createCache,\r\n createDOM,\r\n style,\r\n scrollLeft,\r\n scrollTop,\r\n runEachAndClear,\r\n prependChildren,\r\n removeElements,\r\n on,\r\n addClass,\r\n push,\r\n ResizeObserverConstructor,\r\n isArray,\r\n isBoolean,\r\n removeClass,\r\n isObject,\r\n stopPropagation,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameSizeObserver,\r\n classNameSizeObserverAppear,\r\n classNameSizeObserverListener,\r\n} from 'classnames';\r\nimport { getPlugins, SizeObserverPluginInstance, sizeObserverPluginName } from 'plugins';\r\n\r\nexport interface SizeObserverOptions {\r\n _direction?: boolean;\r\n _appear?: boolean;\r\n}\r\n\r\nexport interface SizeObserverCallbackParams {\r\n _sizeChanged: boolean;\r\n _directionIsRTLCache?: CacheValues;\r\n _appear?: boolean;\r\n}\r\n\r\nexport type DestroySizeObserver = () => void;\r\n\r\nconst scrollAmount = 3333333;\r\nconst getElmDirectionIsRTL = (elm: HTMLElement): boolean => style(elm, 'direction') === 'rtl';\r\nconst domRectHasDimensions = (rect?: DOMRectReadOnly) => rect && (rect.height || rect.width);\r\n\r\n/**\r\n * Creates a size observer which observes any size, padding, border, margin and box-sizing changes of the target element. Depending on the options also direction and appear can be observed.\r\n * @param target The target element which shall be observed.\r\n * @param onSizeChangedCallback The callback which gets called after a size change was detected.\r\n * @param options The options for size detection, whether to observe also direction and appear.\r\n * @returns A object which represents the instance of the size observer.\r\n */\r\nexport const createSizeObserver = (\r\n target: HTMLElement,\r\n onSizeChangedCallback: (params: SizeObserverCallbackParams) => any,\r\n options?: SizeObserverOptions\r\n): DestroySizeObserver => {\r\n const { _direction: observeDirectionChange = false, _appear: observeAppearChange = false } =\r\n options || {};\r\n const sizeObserverPlugin = getPlugins()[sizeObserverPluginName] as\r\n | SizeObserverPluginInstance\r\n | undefined;\r\n const { _rtlScrollBehavior: rtlScrollBehavior } = getEnvironment();\r\n const baseElements = createDOM(\r\n `
`\r\n );\r\n const sizeObserver = baseElements[0] as HTMLElement;\r\n const listenerElement = sizeObserver.firstChild as HTMLElement;\r\n const getIsDirectionRTL = getElmDirectionIsRTL.bind(0, sizeObserver);\r\n const [updateResizeObserverContentRectCache] = createCache({\r\n _initialValue: undefined,\r\n _alwaysUpdateValues: true,\r\n _equal: (currVal, newVal) =>\r\n !(\r\n !currVal || // if no initial value\r\n // if from display: none to display: block\r\n (!domRectHasDimensions(currVal) && domRectHasDimensions(newVal))\r\n ),\r\n });\r\n const onSizeChangedCallbackProxy = (\r\n sizeChangedContext?: CacheValues | ResizeObserverEntry[] | Event | boolean\r\n ) => {\r\n const isResizeObserverCall =\r\n isArray(sizeChangedContext) &&\r\n sizeChangedContext.length > 0 &&\r\n isObject(sizeChangedContext[0]);\r\n\r\n const hasDirectionCache =\r\n !isResizeObserverCall && isBoolean((sizeChangedContext as CacheValues)[0]);\r\n\r\n let skip = false;\r\n let appear: boolean | number | undefined = false;\r\n let doDirectionScroll = true; // always true if sizeChangedContext is Event (appear callback or RO. Polyfill)\r\n\r\n // if triggered from RO.\r\n if (isResizeObserverCall) {\r\n const [currRContentRect, , prevContentRect] = updateResizeObserverContentRectCache(\r\n (sizeChangedContext as ResizeObserverEntry[]).pop()!.contentRect\r\n );\r\n const hasDimensions = domRectHasDimensions(currRContentRect);\r\n const hadDimensions = domRectHasDimensions(prevContentRect);\r\n skip = !prevContentRect || !hasDimensions; // skip on initial RO. call or if display is none\r\n appear = !hadDimensions && hasDimensions;\r\n\r\n doDirectionScroll = !skip; // direction scroll when not skipping\r\n }\r\n // else if its triggered with DirectionCache\r\n else if (hasDirectionCache) {\r\n [, doDirectionScroll] = sizeChangedContext as CacheValues; // direction scroll when DirectionCache changed, false otherwise\r\n }\r\n // else if it triggered with appear from polyfill\r\n else {\r\n appear = sizeChangedContext === true;\r\n }\r\n\r\n if (observeDirectionChange && doDirectionScroll) {\r\n const rtl = hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)[0]\r\n : getElmDirectionIsRTL(sizeObserver);\r\n scrollLeft(\r\n sizeObserver,\r\n rtl\r\n ? rtlScrollBehavior.n\r\n ? -scrollAmount\r\n : rtlScrollBehavior.i\r\n ? 0\r\n : scrollAmount\r\n : scrollAmount\r\n );\r\n scrollTop(sizeObserver, scrollAmount);\r\n }\r\n\r\n if (!skip) {\r\n onSizeChangedCallback({\r\n _sizeChanged: !hasDirectionCache,\r\n _directionIsRTLCache: hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)\r\n : undefined,\r\n _appear: !!appear,\r\n });\r\n }\r\n };\r\n const offListeners: (() => void)[] = [];\r\n let appearCallback: ((...args: any) => any) | false = observeAppearChange\r\n ? onSizeChangedCallbackProxy\r\n : false;\r\n let directionIsRTLCache: Cache | undefined;\r\n\r\n if (ResizeObserverConstructor) {\r\n const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);\r\n resizeObserverInstance.observe(listenerElement);\r\n push(offListeners, () => {\r\n resizeObserverInstance.disconnect();\r\n });\r\n } else if (sizeObserverPlugin) {\r\n const [pluginAppearCallback, pluginOffListeners] = sizeObserverPlugin._(\r\n listenerElement,\r\n onSizeChangedCallbackProxy,\r\n observeAppearChange\r\n );\r\n appearCallback = pluginAppearCallback;\r\n push(offListeners, pluginOffListeners);\r\n }\r\n\r\n if (observeDirectionChange) {\r\n directionIsRTLCache = createCache(\r\n {\r\n _initialValue: !getIsDirectionRTL(), // invert current value to trigger initial change\r\n },\r\n getIsDirectionRTL\r\n );\r\n const [updateDirectionIsRTLCache] = directionIsRTLCache;\r\n\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'scroll', (event: Event) => {\r\n const directionIsRTLCacheValues = updateDirectionIsRTLCache();\r\n const [directionIsRTL, directionIsRTLChanged] = directionIsRTLCacheValues;\r\n\r\n if (directionIsRTLChanged) {\r\n removeClass(listenerElement, 'ltr rtl');\r\n if (directionIsRTL) {\r\n addClass(listenerElement, 'rtl');\r\n } else {\r\n addClass(listenerElement, 'ltr');\r\n }\r\n onSizeChangedCallbackProxy(directionIsRTLCacheValues);\r\n }\r\n\r\n stopPropagation(event);\r\n })\r\n );\r\n }\r\n\r\n // appearCallback is always needed on scroll-observer strategy to reset it\r\n if (appearCallback) {\r\n addClass(sizeObserver, classNameSizeObserverAppear);\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'animationstart', appearCallback, {\r\n // Fire only once for \"CSS is ready\" event if ResizeObserver strategy is used\r\n _once: !!ResizeObserverConstructor,\r\n })\r\n );\r\n }\r\n\r\n prependChildren(target, sizeObserver);\r\n\r\n return () => {\r\n runEachAndClear(offListeners);\r\n removeElements(sizeObserver);\r\n };\r\n};\r\n","import {\r\n WH,\r\n CacheValues,\r\n createDiv,\r\n offsetSize,\r\n runEachAndClear,\r\n prependChildren,\r\n removeElements,\r\n createCache,\r\n push,\r\n IntersectionObserverConstructor,\r\n} from 'support';\r\nimport { createSizeObserver } from 'observers/sizeObserver';\r\nimport { classNameTrinsicObserver } from 'classnames';\r\n\r\nexport type TrinsicObserverCallback = (heightIntrinsic: CacheValues) => any;\r\nexport type TrinsicObserver = [\r\n destroy: () => void,\r\n update: () => void | Parameters\r\n];\r\n\r\nconst isHeightIntrinsic = (ioEntryOrSize: IntersectionObserverEntry | WH): boolean =>\r\n (ioEntryOrSize as WH).h === 0 ||\r\n (ioEntryOrSize as IntersectionObserverEntry).isIntersecting ||\r\n (ioEntryOrSize as IntersectionObserverEntry).intersectionRatio > 0;\r\n\r\n/**\r\n * Creates a trinsic observer which observes changes to intrinsic or extrinsic sizing for the height of the target element.\r\n * @param target The element which shall be observed.\r\n * @param onTrinsicChangedCallback The callback which gets called after a change was detected.\r\n * @returns A object which represents the instance of the trinsic observer.\r\n */\r\nexport const createTrinsicObserver = (\r\n target: HTMLElement,\r\n onTrinsicChangedCallback: TrinsicObserverCallback\r\n): TrinsicObserver => {\r\n let intersectionObserverInstance: undefined | IntersectionObserver;\r\n const trinsicObserver = createDiv(classNameTrinsicObserver);\r\n const offListeners: (() => void)[] = [];\r\n const [updateHeightIntrinsicCache] = createCache({\r\n _initialValue: false,\r\n });\r\n const triggerOnTrinsicChangedCallback = (\r\n updateValue?: IntersectionObserverEntry | WH,\r\n fromRecords?: true\r\n ): void | Parameters => {\r\n if (updateValue) {\r\n const heightIntrinsic = updateHeightIntrinsicCache(isHeightIntrinsic(updateValue));\r\n const [, heightIntrinsicChanged] = heightIntrinsic;\r\n\r\n if (heightIntrinsicChanged) {\r\n !fromRecords && onTrinsicChangedCallback(heightIntrinsic);\r\n return [heightIntrinsic];\r\n }\r\n }\r\n };\r\n const intersectionObserverCallback = (\r\n entries: IntersectionObserverEntry[],\r\n fromRecords?: true\r\n ) => {\r\n if (entries && entries.length > 0) {\r\n return triggerOnTrinsicChangedCallback(entries.pop(), fromRecords);\r\n }\r\n };\r\n\r\n if (IntersectionObserverConstructor) {\r\n intersectionObserverInstance = new IntersectionObserverConstructor(\r\n (entries) => intersectionObserverCallback(entries),\r\n { root: target }\r\n );\r\n intersectionObserverInstance.observe(trinsicObserver);\r\n push(offListeners, () => {\r\n intersectionObserverInstance!.disconnect();\r\n });\r\n } else {\r\n const onSizeChanged = () => {\r\n const newSize = offsetSize(trinsicObserver);\r\n triggerOnTrinsicChangedCallback(newSize);\r\n };\r\n push(offListeners, createSizeObserver(trinsicObserver, onSizeChanged));\r\n onSizeChanged();\r\n }\r\n\r\n prependChildren(target, trinsicObserver);\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(trinsicObserver);\r\n },\r\n () => {\r\n if (intersectionObserverInstance) {\r\n return intersectionObserverCallback(intersectionObserverInstance.takeRecords(), true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n each,\r\n noop,\r\n debounce,\r\n indexOf,\r\n isString,\r\n MutationObserverConstructor,\r\n isEmptyArray,\r\n on,\r\n attr,\r\n is,\r\n find,\r\n push,\r\n off,\r\n} from 'support';\r\n\r\ntype DOMContentObserverCallback = (contentChangedTroughEvent: boolean) => any;\r\n\r\ntype DOMTargetObserverCallback = (targetChangedAttrs: string[], targetStyleChanged: boolean) => any;\r\n\r\ninterface DOMObserverOptionsBase {\r\n _attributes?: string[];\r\n _styleChangingAttributes?: string[];\r\n /**\r\n * A function which can ignore a changed attribute if it returns true.\r\n * for DOMTargetObserver this applies to the changes to the observed target\r\n * for DOMContentObserver this applies to changes to nested targets -> nested targets are elements which match the \"_nestedTargetSelector\" selector\r\n */\r\n _ignoreTargetChange?: DOMObserverIgnoreTargetChange;\r\n}\r\n\r\ninterface DOMContentObserverOptions extends DOMObserverOptionsBase {\r\n _eventContentChange?: DOMObserverEventContentChange; // [selector, eventname(s) | function returning eventname(s)] -> eventnames divided by whitespaces\r\n _nestedTargetSelector?: string;\r\n _ignoreContentChange?: DOMObserverIgnoreContentChange; // function which will prevent marking certain dom changes as content change if it returns true\r\n}\r\n\r\ntype DOMTargetObserverOptions = DOMObserverOptionsBase;\r\n\r\ntype ContentChangeArrayItem = [selector?: string, eventNames?: string] | null | undefined;\r\n\r\nexport type DOMObserverEventContentChange =\r\n | Array\r\n | false\r\n | null\r\n | undefined;\r\n\r\nexport type DOMObserverIgnoreContentChange = (\r\n mutation: MutationRecord,\r\n isNestedTarget: boolean,\r\n domObserverTarget: HTMLElement,\r\n domObserverOptions?: DOMContentObserverOptions\r\n) => boolean;\r\n\r\nexport type DOMObserverIgnoreTargetChange = (\r\n target: Node,\r\n attributeName: string,\r\n oldAttributeValue: string | null,\r\n newAttributeValue: string | null\r\n) => boolean;\r\n\r\nexport type DOMObserverCallback = ContentObserver extends true\r\n ? DOMContentObserverCallback\r\n : DOMTargetObserverCallback;\r\n\r\nexport type DOMObserverOptions = ContentObserver extends true\r\n ? DOMContentObserverOptions\r\n : DOMTargetObserverOptions;\r\n\r\nexport type DOMObserver = [\r\n destroy: () => void,\r\n update: () => void | false | Parameters>\r\n];\r\n\r\ntype EventContentChangeUpdateElement = (getElements?: (selector: string) => Node[]) => void;\r\ntype EventContentChange = [destroy: () => void, updateElements: EventContentChangeUpdateElement];\r\n\r\n/**\r\n * Creates a set of helper functions to observe events of elements inside the target element.\r\n * @param target The target element of which the children elements shall be observed. (not only direct children but also nested ones)\r\n * @param eventContentChange The event content change array. (array of tuples: selector and eventname(s))\r\n * @param callback Callback which is called if one of the elements emits the corresponding event.\r\n * @returns A object which contains a set of helper functions to destroy and update the observation of elements.\r\n */\r\nconst createEventContentChange = (\r\n target: Element,\r\n callback: (...args: any) => any,\r\n eventContentChange?: DOMObserverEventContentChange\r\n): EventContentChange => {\r\n let map: WeakMap any]> | undefined; // weak map to prevent memory leak for detached elements\r\n let destroyed = false;\r\n const destroy = () => {\r\n destroyed = true;\r\n };\r\n const updateElements: EventContentChangeUpdateElement = (getElements?) => {\r\n if (eventContentChange) {\r\n const eventElmList = eventContentChange.reduce>((arr, item) => {\r\n if (item) {\r\n const selector = item[0];\r\n const eventNames = item[1];\r\n const elements =\r\n eventNames &&\r\n selector &&\r\n (getElements ? getElements(selector) : find(selector, target));\r\n\r\n if (elements && elements.length && eventNames && isString(eventNames)) {\r\n push(arr, [elements, eventNames.trim()], true);\r\n }\r\n }\r\n return arr;\r\n }, []);\r\n\r\n each(eventElmList, (item) =>\r\n each(item[0], (elm) => {\r\n const eventNames = item[1];\r\n const entry = map!.get(elm);\r\n\r\n if (entry) {\r\n const entryEventNames = entry[0];\r\n const entryOff = entry[1];\r\n\r\n // in case an already registered element is registered again, unregister the previous events\r\n if (entryEventNames === eventNames) {\r\n entryOff();\r\n }\r\n }\r\n const listener = (event: Event) => {\r\n if (destroyed) {\r\n off(elm, eventNames, listener);\r\n map!.delete(elm);\r\n } else {\r\n callback(event);\r\n }\r\n };\r\n on(elm, eventNames, listener);\r\n map!.set(elm, [eventNames, () => off(elm, eventNames, listener)]);\r\n })\r\n );\r\n }\r\n };\r\n\r\n if (eventContentChange) {\r\n map = new WeakMap();\r\n updateElements();\r\n }\r\n\r\n return [destroy, updateElements];\r\n};\r\n\r\n/**\r\n * Creates a DOM observer which observes DOM changes to either the target element or its children.\r\n * @param target The element which shall be observed.\r\n * @param isContentObserver Whether this observer is just observing the target or just the targets children. (not only direct children but also nested ones)\r\n * @param callback The callback which gets called if a change was detected.\r\n * @param options The options for DOM change detection.\r\n * @returns A object which represents the instance of the DOM observer.\r\n */\r\nexport const createDOMObserver = (\r\n target: HTMLElement,\r\n isContentObserver: ContentObserver,\r\n callback: DOMObserverCallback,\r\n options?: DOMObserverOptions\r\n): DOMObserver => {\r\n let isConnected = false;\r\n const {\r\n _attributes,\r\n _styleChangingAttributes,\r\n _eventContentChange,\r\n _nestedTargetSelector,\r\n _ignoreTargetChange,\r\n _ignoreContentChange,\r\n } = (options as DOMContentObserverOptions & DOMTargetObserverOptions) || {};\r\n const debouncedEventContentChange = debounce(\r\n () => {\r\n if (isConnected) {\r\n (callback as DOMContentObserverCallback)(true);\r\n }\r\n },\r\n { _timeout: 33, _maxDelay: 99 }\r\n );\r\n const [destroyEventContentChange, updateEventContentChangeElements] = createEventContentChange(\r\n target,\r\n debouncedEventContentChange,\r\n _eventContentChange\r\n );\r\n\r\n // MutationObserver\r\n const finalAttributes = _attributes || [];\r\n const finalStyleChangingAttributes = _styleChangingAttributes || [];\r\n const observedAttributes = finalAttributes.concat(finalStyleChangingAttributes);\r\n const observerCallback = (\r\n mutations: MutationRecord[],\r\n fromRecords?: true\r\n ): void | Parameters> => {\r\n const ignoreTargetChange = _ignoreTargetChange || noop;\r\n const ignoreContentChange = _ignoreContentChange || noop;\r\n const targetChangedAttrs: string[] = [];\r\n const totalAddedNodes: Node[] = [];\r\n let targetStyleChanged = false;\r\n let contentChanged = false;\r\n let childListChanged = false;\r\n each(mutations, (mutation) => {\r\n const { attributeName, target: mutationTarget, type, oldValue, addedNodes } = mutation;\r\n const isAttributesType = type === 'attributes';\r\n const isChildListType = type === 'childList';\r\n const targetIsMutationTarget = target === mutationTarget;\r\n const attributeValue =\r\n isAttributesType && isString(attributeName)\r\n ? attr(mutationTarget as HTMLElement, attributeName!)\r\n : 0;\r\n const attributeChanged = attributeValue !== 0 && oldValue !== attributeValue;\r\n const styleChangingAttrChanged =\r\n indexOf(finalStyleChangingAttributes, attributeName) > -1 && attributeChanged;\r\n\r\n // if is content observer and something changed in children\r\n if (isContentObserver && !targetIsMutationTarget) {\r\n const notOnlyAttrChanged = !isAttributesType;\r\n const contentAttrChanged = isAttributesType && styleChangingAttrChanged;\r\n const isNestedTarget =\r\n contentAttrChanged && _nestedTargetSelector && is(mutationTarget, _nestedTargetSelector);\r\n const baseAssertion = isNestedTarget\r\n ? !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n : notOnlyAttrChanged || contentAttrChanged;\r\n const contentFinalChanged =\r\n baseAssertion && !ignoreContentChange(mutation, !!isNestedTarget, target, options);\r\n\r\n push(totalAddedNodes, addedNodes);\r\n\r\n contentChanged = contentChanged || contentFinalChanged;\r\n childListChanged = childListChanged || isChildListType;\r\n }\r\n // if is target observer and target attr changed\r\n if (\r\n !isContentObserver &&\r\n targetIsMutationTarget &&\r\n attributeChanged &&\r\n !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n ) {\r\n push(targetChangedAttrs, attributeName!);\r\n targetStyleChanged = targetStyleChanged || styleChangingAttrChanged;\r\n }\r\n });\r\n\r\n if (childListChanged && !isEmptyArray(totalAddedNodes)) {\r\n // adds / removes the new elements from the event content change\r\n updateEventContentChangeElements((selector) =>\r\n totalAddedNodes.reduce((arr, node) => {\r\n push(arr, find(selector, node));\r\n return is(node, selector) ? push(arr, node) : arr;\r\n }, [])\r\n );\r\n }\r\n\r\n if (isContentObserver) {\r\n !fromRecords && contentChanged && (callback as DOMContentObserverCallback)(false);\r\n return [false] as Parameters>;\r\n }\r\n if (!isEmptyArray(targetChangedAttrs) || targetStyleChanged) {\r\n !fromRecords &&\r\n (callback as DOMTargetObserverCallback)(targetChangedAttrs, targetStyleChanged);\r\n return [targetChangedAttrs, targetStyleChanged] as Parameters<\r\n DOMObserverCallback\r\n >;\r\n }\r\n };\r\n const mutationObserver: MutationObserver = new MutationObserverConstructor!((mutations) =>\r\n observerCallback(mutations)\r\n );\r\n\r\n // Connect\r\n mutationObserver.observe(target, {\r\n attributes: true,\r\n attributeOldValue: true,\r\n attributeFilter: observedAttributes,\r\n subtree: isContentObserver,\r\n childList: isContentObserver,\r\n characterData: isContentObserver,\r\n });\r\n isConnected = true;\r\n\r\n return [\r\n () => {\r\n if (isConnected) {\r\n destroyEventContentChange();\r\n mutationObserver.disconnect();\r\n isConnected = false;\r\n }\r\n },\r\n () => {\r\n if (isConnected) {\r\n debouncedEventContentChange._flush();\r\n\r\n const records = mutationObserver.takeRecords();\r\n return !isEmptyArray(records) && observerCallback(records, true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n debounce,\r\n isArray,\r\n isNumber,\r\n each,\r\n indexOf,\r\n isString,\r\n attr,\r\n removeAttr,\r\n CacheValues,\r\n keys,\r\n liesBetween,\r\n scrollSize,\r\n equalWH,\r\n createCache,\r\n WH,\r\n fractionalSize,\r\n isFunction,\r\n ResizeObserverConstructor,\r\n closest,\r\n assignDeep,\r\n push,\r\n scrollLeft,\r\n scrollTop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n dataAttributeHost,\r\n dataValueHostOverflowVisible,\r\n classNameViewport,\r\n classNameOverflowVisible,\r\n classNameScrollbar,\r\n classNameViewportArrange,\r\n} from 'classnames';\r\nimport { createSizeObserver, SizeObserverCallbackParams } from 'observers/sizeObserver';\r\nimport { createTrinsicObserver } from 'observers/trinsicObserver';\r\nimport { createDOMObserver, DOMObserver } from 'observers/domObserver';\r\nimport type { SetupState, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type {\r\n StructureSetupUpdate,\r\n StructureSetupUpdateHints,\r\n} from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport type StructureSetupObserversUpdate = (checkOption: SetupUpdateCheckOption) => void;\r\n\r\nexport type StructureSetupObservers = [\r\n destroy: () => void,\r\n updateObservers: () => Partial,\r\n updateObserversOptions: StructureSetupObserversUpdate\r\n];\r\n\r\ntype ExcludeFromTuple = T extends [infer F, ...infer R]\r\n ? [F] extends [E]\r\n ? ExcludeFromTuple\r\n : [F, ...ExcludeFromTuple]\r\n : [];\r\n\r\nconst hostSelector = `[${dataAttributeHost}]`;\r\n\r\n// TODO: observer textarea attrs if textarea\r\n\r\nconst viewportSelector = `.${classNameViewport}`;\r\nconst viewportAttrsFromTarget = ['tabindex'];\r\nconst baseStyleChangingAttrsTextarea = ['wrap', 'cols', 'rows'];\r\nconst baseStyleChangingAttrs = ['id', 'class', 'style', 'open'];\r\n\r\nexport const createStructureSetupObservers = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState,\r\n structureSetupUpdate: (\r\n ...args: ExcludeFromTuple, Parameters[0]>\r\n ) => any\r\n): StructureSetupObservers => {\r\n let debounceTimeout: number | false | undefined;\r\n let debounceMaxDelay: number | false | undefined;\r\n let contentMutationObserver: DOMObserver | undefined;\r\n const [, setState] = state;\r\n const {\r\n _host,\r\n _viewport,\r\n _content,\r\n _isTextarea,\r\n _viewportIsTarget,\r\n _viewportHasClass,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const { _nativeScrollbarsHiding: _nativeScrollbarStyling, _flexboxGlue } = getEnvironment();\r\n\r\n const [updateContentSizeCache] = createCache>(\r\n {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n },\r\n () => {\r\n const hasOver = _viewportHasClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n const hasVpStyle = _viewportHasClass(classNameViewportArrange, '');\r\n const scrollOffsetX = hasVpStyle && scrollLeft(_viewport);\r\n const scrollOffsetY = hasVpStyle && scrollTop(_viewport);\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n _viewportAddRemoveClass(classNameViewportArrange, '');\r\n\r\n const contentScroll = scrollSize(_content);\r\n const viewportScroll = scrollSize(_viewport);\r\n const fractional = fractionalSize(_viewport);\r\n\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, hasOver);\r\n _viewportAddRemoveClass(classNameViewportArrange, '', hasVpStyle);\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n return {\r\n w: viewportScroll.w + contentScroll.w + fractional.w,\r\n h: viewportScroll.h + contentScroll.h + fractional.h,\r\n };\r\n }\r\n );\r\n const contentMutationObserverAttr = _isTextarea\r\n ? baseStyleChangingAttrsTextarea\r\n : baseStyleChangingAttrs.concat(baseStyleChangingAttrsTextarea);\r\n const structureSetupUpdateWithDebouncedAdaptiveUpdateHints = debounce(structureSetupUpdate, {\r\n _timeout: () => debounceTimeout,\r\n _maxDelay: () => debounceMaxDelay,\r\n _mergeParams(prev, curr) {\r\n const [prevObj] = prev;\r\n const [currObj] = curr;\r\n return [\r\n keys(prevObj)\r\n .concat(keys(currObj))\r\n .reduce((obj, key) => {\r\n obj[key] = prevObj[key] || currObj[key];\r\n return obj;\r\n }, {}),\r\n ] as [Partial];\r\n },\r\n });\r\n\r\n const updateViewportAttrsFromHost = (attributes?: string[]) => {\r\n each(attributes || viewportAttrsFromTarget, (attribute) => {\r\n if (indexOf(viewportAttrsFromTarget, attribute) > -1) {\r\n const hostAttr = attr(_host, attribute);\r\n if (isString(hostAttr)) {\r\n attr(_viewport, attribute, hostAttr);\r\n } else {\r\n removeAttr(_viewport, attribute);\r\n }\r\n }\r\n });\r\n };\r\n const onTrinsicChanged = (heightIntrinsicCache: CacheValues, fromRecords?: true) => {\r\n const [heightIntrinsic, heightIntrinsicChanged] = heightIntrinsicCache;\r\n const updateHints: Partial = {\r\n _heightIntrinsicChanged: heightIntrinsicChanged,\r\n };\r\n setState({ _heightIntrinsic: heightIntrinsic });\r\n !fromRecords && structureSetupUpdate(updateHints);\r\n return updateHints;\r\n };\r\n const onSizeChanged = ({\r\n _sizeChanged,\r\n _directionIsRTLCache,\r\n _appear,\r\n }: SizeObserverCallbackParams) => {\r\n const updateFn =\r\n !_sizeChanged || _appear\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n let directionChanged = false;\r\n if (_directionIsRTLCache) {\r\n const [directionIsRTL, directionIsRTLChanged] = _directionIsRTLCache;\r\n directionChanged = directionIsRTLChanged;\r\n setState({ _directionIsRTL: directionIsRTL });\r\n }\r\n\r\n updateFn({ _sizeChanged, _directionChanged: directionChanged });\r\n };\r\n const onContentMutation = (contentChangedTroughEvent: boolean, fromRecords?: true) => {\r\n const [, contentSizeChanged] = updateContentSizeCache();\r\n const updateHints: Partial = {\r\n _contentMutation: contentSizeChanged,\r\n };\r\n // if contentChangedTroughEvent is true its already debounced\r\n const updateFn = contentChangedTroughEvent\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n if (contentSizeChanged) {\r\n !fromRecords && updateFn(updateHints);\r\n }\r\n return updateHints;\r\n };\r\n const onHostMutation = (\r\n targetChangedAttrs: string[],\r\n targetStyleChanged: boolean,\r\n fromRecords?: true\r\n ) => {\r\n const updateHints: Partial = { _hostMutation: targetStyleChanged };\r\n if (targetStyleChanged) {\r\n !fromRecords && structureSetupUpdateWithDebouncedAdaptiveUpdateHints(updateHints);\r\n } else if (!_viewportIsTarget) {\r\n updateViewportAttrsFromHost(targetChangedAttrs);\r\n }\r\n return updateHints;\r\n };\r\n\r\n const trinsicObserver =\r\n (_content || !_flexboxGlue) && createTrinsicObserver(_host, onTrinsicChanged);\r\n const destroySizeObserver =\r\n !_viewportIsTarget &&\r\n createSizeObserver(_host, onSizeChanged, {\r\n _appear: true,\r\n _direction: !_nativeScrollbarStyling,\r\n });\r\n const [destroyHostMutationObserver, updateHostMutationObserver] = createDOMObserver(\r\n _host,\r\n false,\r\n onHostMutation,\r\n {\r\n _styleChangingAttributes: baseStyleChangingAttrs,\r\n _attributes: baseStyleChangingAttrs.concat(viewportAttrsFromTarget),\r\n }\r\n );\r\n\r\n const viewportIsTargetResizeObserver =\r\n _viewportIsTarget &&\r\n new ResizeObserverConstructor!(onSizeChanged.bind(0, { _sizeChanged: true }));\r\n\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.observe(_host);\r\n updateViewportAttrsFromHost();\r\n\r\n return [\r\n () => {\r\n contentMutationObserver && contentMutationObserver[0](); // destroy\r\n trinsicObserver && trinsicObserver[0](); // destroy\r\n destroySizeObserver && destroySizeObserver();\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.disconnect();\r\n destroyHostMutationObserver();\r\n },\r\n () => {\r\n const updateHints: Partial = {};\r\n const hostUpdateResult = updateHostMutationObserver();\r\n const contentUpdateResult = contentMutationObserver && contentMutationObserver[1](); // update\r\n const trinsicUpdateResult = trinsicObserver && trinsicObserver[1](); // update\r\n\r\n if (hostUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onHostMutation.apply(\r\n 0,\r\n push(hostUpdateResult, true) as [\r\n ...updateResult: typeof hostUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (contentUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onContentMutation.apply(\r\n 0,\r\n push(contentUpdateResult, true) as [\r\n ...updateResult: typeof contentUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (trinsicUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onTrinsicChanged.apply(\r\n 0,\r\n push(trinsicUpdateResult as any[], true) as [\r\n ...updateResult: typeof trinsicUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n\r\n return updateHints;\r\n },\r\n (checkOption) => {\r\n const [ignoreMutation] = checkOption('updating.ignoreMutation');\r\n const [attributes, attributesChanged] = checkOption('updating.attributes');\r\n const [elementEvents, elementEventsChanged] = checkOption | null>(\r\n 'updating.elementEvents'\r\n );\r\n const [debounceValue, debounceChanged] = checkOption | number | null>(\r\n 'updating.debounce'\r\n );\r\n const updateContentMutationObserver = elementEventsChanged || attributesChanged;\r\n const ignoreMutationFromOptions = (mutation: MutationRecord) =>\r\n isFunction(ignoreMutation) && ignoreMutation(mutation);\r\n\r\n if (updateContentMutationObserver) {\r\n if (contentMutationObserver) {\r\n contentMutationObserver[1](); // update\r\n contentMutationObserver[0](); // destroy\r\n }\r\n contentMutationObserver = createDOMObserver(\r\n _content || _viewport,\r\n true,\r\n onContentMutation,\r\n {\r\n _styleChangingAttributes: contentMutationObserverAttr.concat(attributes || []),\r\n _attributes: contentMutationObserverAttr.concat(attributes || []),\r\n _eventContentChange: elementEvents,\r\n _nestedTargetSelector: hostSelector,\r\n _ignoreContentChange: (mutation, isNestedTarget) => {\r\n const { target, attributeName } = mutation;\r\n const ignore =\r\n !isNestedTarget && attributeName\r\n ? liesBetween(target, hostSelector, viewportSelector)\r\n : false;\r\n return (\r\n ignore ||\r\n !!closest(target, `.${classNameScrollbar}`) || // ignore explicitely all scrollbar elements\r\n !!ignoreMutationFromOptions(mutation)\r\n );\r\n },\r\n }\r\n );\r\n }\r\n\r\n if (debounceChanged) {\r\n structureSetupUpdateWithDebouncedAdaptiveUpdateHints._flush();\r\n if (isArray(debounceValue)) {\r\n const timeout = debounceValue[0];\r\n const maxWait = debounceValue[1];\r\n debounceTimeout = isNumber(timeout) ? timeout : false;\r\n debounceMaxDelay = isNumber(maxWait) ? maxWait : false;\r\n } else if (isNumber(debounceValue)) {\r\n debounceTimeout = debounceValue;\r\n debounceMaxDelay = false;\r\n } else {\r\n debounceTimeout = false;\r\n debounceMaxDelay = false;\r\n }\r\n }\r\n },\r\n ];\r\n};\r\n","import { createEventListenerHub, isEmptyObject, keys } from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createStructureSetupElements } from 'setups/structureSetup/structureSetup.elements';\r\nimport { createStructureSetupUpdate } from 'setups/structureSetup/structureSetup.update';\r\nimport { createStructureSetupObservers } from 'setups/structureSetup/structureSetup.observers';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { TRBL, XY, EventListener } from 'support';\r\nimport type { Options, ReadonlyOSOptions } from 'options';\r\nimport type { Setup } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, StyleObject, OverflowStyle } from 'typings';\r\n\r\nexport interface StructureSetupState {\r\n _padding: TRBL;\r\n _paddingAbsolute: boolean;\r\n _viewportPaddingStyle: StyleObject;\r\n _overflowEdge: XY;\r\n _overflowAmount: XY;\r\n _overflowStyle: XY;\r\n _hasOverflow: XY;\r\n _heightIntrinsic: boolean;\r\n _directionIsRTL: boolean;\r\n}\r\n\r\nexport interface StructureSetupStaticState {\r\n _elements: StructureSetupElementsObj;\r\n _appendElements: () => void;\r\n _addOnUpdatedListener: (listener: EventListener) => void;\r\n}\r\n\r\ntype StructureSetupEventMap = {\r\n u: [updateHints: StructureSetupUpdateHints, changedOptions: DeepPartial, force: boolean];\r\n};\r\n\r\nconst initialXYNumber = { x: 0, y: 0 };\r\nconst initialStructureSetupUpdateState: StructureSetupState = {\r\n _padding: {\r\n t: 0,\r\n r: 0,\r\n b: 0,\r\n l: 0,\r\n },\r\n _paddingAbsolute: false,\r\n _viewportPaddingStyle: {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n paddingTop: 0,\r\n paddingRight: 0,\r\n paddingBottom: 0,\r\n paddingLeft: 0,\r\n },\r\n _overflowEdge: initialXYNumber,\r\n _overflowAmount: initialXYNumber,\r\n _overflowStyle: {\r\n x: 'hidden',\r\n y: 'hidden',\r\n },\r\n _hasOverflow: {\r\n x: false,\r\n y: false,\r\n },\r\n _heightIntrinsic: false,\r\n _directionIsRTL: false,\r\n};\r\n\r\nexport const createStructureSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOSOptions\r\n): Setup => {\r\n const checkOptionsFallback = createOptionCheck(options, {});\r\n const state = createState(initialStructureSetupUpdateState);\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub();\r\n const [getState] = state;\r\n const [elements, appendElements, destroyElements] = createStructureSetupElements(target);\r\n const updateStructure = createStructureSetupUpdate(elements, state);\r\n const triggerUpdateEvent: (...args: StructureSetupEventMap['u']) => void = (\r\n updateHints,\r\n changedOptions,\r\n force\r\n ) => {\r\n const truthyUpdateHints = keys(updateHints).some((key) => updateHints[key]);\r\n\r\n if (truthyUpdateHints || !isEmptyObject(changedOptions) || force) {\r\n triggerEvent('u', [updateHints, changedOptions, force]);\r\n }\r\n };\r\n const [destroyObservers, updateObservers, updateObserversOptions] = createStructureSetupObservers(\r\n elements,\r\n state,\r\n (updateHints) => {\r\n triggerUpdateEvent(updateStructure(checkOptionsFallback, updateHints), {}, false);\r\n }\r\n );\r\n\r\n const structureSetupState = getState.bind(0) as (() => StructureSetupState) &\r\n StructureSetupStaticState;\r\n structureSetupState._addOnUpdatedListener = (listener) => {\r\n addEvent('u', listener);\r\n };\r\n structureSetupState._appendElements = appendElements;\r\n structureSetupState._elements = elements;\r\n\r\n return [\r\n (changedOptions, force?) => {\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n updateObserversOptions(checkOption);\r\n triggerUpdateEvent(\r\n updateStructure(checkOption, updateObservers(), force),\r\n changedOptions,\r\n !!force\r\n );\r\n },\r\n structureSetupState,\r\n () => {\r\n removeEvent();\r\n destroyObservers();\r\n destroyElements();\r\n },\r\n ];\r\n};\r\n","import {\r\n addClass,\r\n appendChildren,\r\n createDiv,\r\n each,\r\n isEmptyArray,\r\n noop,\r\n on,\r\n push,\r\n removeClass,\r\n removeElements,\r\n runEachAndClear,\r\n setT,\r\n stopPropagation,\r\n style,\r\n} from 'support';\r\nimport {\r\n classNameScrollbar,\r\n classNameScrollbarHorizontal,\r\n classNameScrollbarVertical,\r\n classNameScrollbarTrack,\r\n classNameScrollbarHandle,\r\n classNamesScrollbarInteraction,\r\n classNamesScrollbarTransitionless,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { dynamicInitializationElement as generalDynamicInitializationElement } from 'initialization';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type {\r\n ScrollbarsInitialization,\r\n DefaultScrollbarsInitialization,\r\n ScrollbarsDynamicInitializationElement,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.initialization';\r\nimport { StyleObject } from 'typings';\r\n\r\nexport interface ScrollbarStructure {\r\n _scrollbar: HTMLElement;\r\n _track: HTMLElement;\r\n _handle: HTMLElement;\r\n}\r\n\r\nexport interface ScrollbarsSetupElement {\r\n _scrollbarStructures: ScrollbarStructure[];\r\n _clone: () => ScrollbarStructure;\r\n _addRemoveClass: (\r\n classNames: string | false | null | undefined,\r\n add?: boolean,\r\n elm?: (scrollbarStructure: ScrollbarStructure) => HTMLElement | false | null | undefined\r\n ) => void;\r\n _handleStyle: (\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => void;\r\n // _removeClass: (classNames: string) => void;\r\n /*\r\n _addEventListener: () => void;\r\n _removeEventListener: () => void;\r\n */\r\n}\r\n\r\nexport interface ScrollbarsSetupElementsObj {\r\n _horizontal: ScrollbarsSetupElement;\r\n _vertical: ScrollbarsSetupElement;\r\n}\r\n\r\nexport type ScrollbarsSetupElements = [\r\n elements: ScrollbarsSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nconst interactionStartEventNames = 'touchstart mouseenter';\r\nconst interactionEndEventNames = 'touchend touchcancel mouseleave';\r\nconst stopRootClickPropagation = (scrollbar: HTMLElement, documentElm: Document) =>\r\n on(\r\n scrollbar,\r\n 'mousedown',\r\n on.bind(0, documentElm, 'click', stopPropagation, { _once: true, _capture: true }),\r\n { _capture: true }\r\n );\r\n\r\nexport const createScrollbarsSetupElements = (\r\n target: InitializationTarget,\r\n structureSetupElements: StructureSetupElementsObj\r\n): ScrollbarsSetupElements => {\r\n const { _getDefaultInitialization } = getEnvironment();\r\n const { scrollbarsSlot: defaultScrollbarSlot } =\r\n _getDefaultInitialization() as DefaultScrollbarsInitialization;\r\n const { _documentElm, _target, _host, _viewport, _targetIsElm } = structureSetupElements;\r\n const scrollbarSlot = _targetIsElm ? null : (target as ScrollbarsInitialization).scrollbarsSlot;\r\n const evaluatedScrollbarSlot =\r\n generalDynamicInitializationElement(\r\n [_target, _host, _viewport],\r\n () => _host,\r\n defaultScrollbarSlot,\r\n scrollbarSlot\r\n );\r\n const scrollbarsAddRemoveClass = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n classNames: string | false | null | undefined,\r\n add?: boolean,\r\n elm?: (scrollbarStructure: ScrollbarStructure) => HTMLElement | false | null | undefined\r\n ) => {\r\n const action = add ? addClass : removeClass;\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n action((elm || noop)(scrollbarStructure) || scrollbarStructure._scrollbar, classNames);\r\n });\r\n };\r\n const scrollbarsHandleStyle = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => {\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n const [elm, styles] = elmStyle(scrollbarStructure);\r\n style(elm, styles);\r\n });\r\n };\r\n const destroyFns: (() => void)[] = [];\r\n const horizontalScrollbars: ScrollbarStructure[] = [];\r\n const verticalScrollbars: ScrollbarStructure[] = [];\r\n\r\n const addRemoveClassHorizontal = scrollbarsAddRemoveClass.bind(0, horizontalScrollbars);\r\n const addRemoveClassVertical = scrollbarsAddRemoveClass.bind(0, verticalScrollbars);\r\n const generateScrollbarDOM = (horizontal?: boolean): ScrollbarStructure => {\r\n const scrollbarClassName = horizontal\r\n ? classNameScrollbarHorizontal\r\n : classNameScrollbarVertical;\r\n const arrToPush = horizontal ? horizontalScrollbars : verticalScrollbars;\r\n const transitionlessClass = isEmptyArray(arrToPush) ? classNamesScrollbarTransitionless : '';\r\n const scrollbar = createDiv(\r\n `${classNameScrollbar} ${scrollbarClassName} ${transitionlessClass}`\r\n );\r\n const track = createDiv(classNameScrollbarTrack);\r\n const handle = createDiv(classNameScrollbarHandle);\r\n const result = {\r\n _scrollbar: scrollbar,\r\n _track: track,\r\n _handle: handle,\r\n };\r\n\r\n appendChildren(scrollbar, track);\r\n appendChildren(track, handle);\r\n\r\n push(arrToPush, result);\r\n push(destroyFns, [\r\n removeElements.bind(0, scrollbar),\r\n on(scrollbar, interactionStartEventNames, () => {\r\n addRemoveClassHorizontal(classNamesScrollbarInteraction, true);\r\n addRemoveClassVertical(classNamesScrollbarInteraction, true);\r\n }),\r\n on(scrollbar, interactionEndEventNames, () => {\r\n addRemoveClassHorizontal(classNamesScrollbarInteraction);\r\n addRemoveClassVertical(classNamesScrollbarInteraction);\r\n }),\r\n stopRootClickPropagation(scrollbar, _documentElm),\r\n ]);\r\n\r\n return result;\r\n };\r\n const generateHorizontalScrollbarStructure = generateScrollbarDOM.bind(0, true);\r\n const generateVerticalScrollbarStructure = generateScrollbarDOM.bind(0, false);\r\n const appendElements = () => {\r\n appendChildren(evaluatedScrollbarSlot, horizontalScrollbars[0]._scrollbar);\r\n appendChildren(evaluatedScrollbarSlot, verticalScrollbars[0]._scrollbar);\r\n\r\n setT(() => {\r\n addRemoveClassHorizontal(classNamesScrollbarTransitionless);\r\n addRemoveClassVertical(classNamesScrollbarTransitionless);\r\n }, 300);\r\n };\r\n\r\n generateHorizontalScrollbarStructure();\r\n generateVerticalScrollbarStructure();\r\n\r\n return [\r\n {\r\n _horizontal: {\r\n _scrollbarStructures: horizontalScrollbars,\r\n _clone: generateHorizontalScrollbarStructure,\r\n _addRemoveClass: addRemoveClassHorizontal,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, horizontalScrollbars),\r\n },\r\n _vertical: {\r\n _scrollbarStructures: verticalScrollbars,\r\n _clone: generateVerticalScrollbarStructure,\r\n _addRemoveClass: addRemoveClassVertical,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, verticalScrollbars),\r\n },\r\n },\r\n appendElements,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import { rAF, cAF, isFunction, on, runEachAndClear, setT, clearT } from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport {\r\n createScrollbarsSetupElements,\r\n ScrollbarsSetupElement,\r\n ScrollbarsSetupElementsObj,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport {\r\n classNamesScrollbarVisible,\r\n classNamesScrollbarCornerless,\r\n classNamesScrollbarAutoHidden,\r\n} from 'classnames';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type {\r\n ReadonlyOSOptions,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport type { Setup, StructureSetupState, StructureSetupStaticState } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { OverflowStyle, StyleObject } from 'typings';\r\n\r\n// eslint-disable-next-line @typescript-eslint/no-empty-interface\r\nexport interface ScrollbarsSetupState {}\r\n\r\nexport interface ScrollbarsSetupStaticState {\r\n _elements: ScrollbarsSetupElementsObj;\r\n _appendElements: () => void;\r\n}\r\n\r\nconst { min } = Math;\r\nconst createSelfCancelTimeout = (timeout?: number | (() => number)) => {\r\n let id: number;\r\n const setTFn = timeout ? setT : rAF!;\r\n const clearTFn = timeout ? clearT : cAF!;\r\n return [\r\n (callback: () => any) => {\r\n clearTFn(id);\r\n // @ts-ignore\r\n id = setTFn(callback, isFunction(timeout) ? timeout() : timeout);\r\n },\r\n () => clearTFn(id),\r\n ] as [timeout: (callback: () => any) => void, clear: () => void];\r\n};\r\n\r\nconst refreshScrollbarHandleLength = (\r\n setStyleFn: ScrollbarsSetupElement['_handleStyle'],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _overflowAmount, _overflowEdge } = structureSetupState;\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const viewportSize = _overflowEdge[axis];\r\n const overflowAmount = _overflowAmount[axis];\r\n const handleRatio = min(1, viewportSize / (viewportSize + overflowAmount));\r\n\r\n setStyleFn((structure) => [\r\n structure._handle,\r\n {\r\n [isHorizontal ? 'width' : 'height']: `${(handleRatio * 100).toFixed(3)}%`,\r\n },\r\n ]);\r\n};\r\n\r\nconst refreshScrollbarHandlePosition = (\r\n setStyleFn: (styles: StyleObject) => void,\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n) => {\r\n /*\r\n //measure the handle length to respect min & max length\r\n var handleLength = scrollbarVarsInfo._handleLength;\r\n var trackLength = scrollbarVars._track[0]['offset' + scrollbarVars._Width_Height];\r\n var handleTrackDiff = trackLength - handleLength;\r\n var handleCSS = {};\r\n var transformOffset;\r\n var translateValue;\r\n\r\n //DONT use the variable '_contentScrollSizeCache[scrollbarVars._w_h]' instead of '_viewportElement[0]['scroll' + scrollbarVars._Width_Height]'\r\n // because its a bit behind during the small delay when content size updates\r\n //(delay = mutationObserverContentLag, if its 0 then this var could be used)\r\n var maxScroll =\r\n (_viewportElementNative[_strScroll + scrollbarVars._Width_Height] -\r\n _viewportElementNative['client' + scrollbarVars._Width_Height]) *\r\n (_rtlScrollBehavior.n && isRTLisHorizontal ? -1 : 1); //* -1 if rtl scroll max is negative\r\n var getScrollRatio = function (base) {\r\n return isNaN(base / maxScroll) ? 0 : MATH.max(0, MATH.min(1, base / maxScroll));\r\n };\r\n var getHandleOffset = function (scrollRatio) {\r\n var offset = handleTrackDiff * scrollRatio;\r\n offset = isNaN(offset) ? 0 : offset;\r\n offset =\r\n isRTLisHorizontal && !_rtlScrollBehavior.i ? trackLength - handleLength - offset : offset;\r\n offset = MATH.max(0, offset);\r\n return offset;\r\n };\r\n var scrollRatio = getScrollRatio(nativeScroll);\r\n var unsnappedScrollRatio = getScrollRatio(currentScroll);\r\n var handleOffset = getHandleOffset(unsnappedScrollRatio);\r\n var snappedHandleOffset = getHandleOffset(scrollRatio);\r\n\r\n scrollbarVarsInfo._maxScroll = maxScroll;\r\n scrollbarVarsInfo._currentScroll = nativeScroll;\r\n scrollbarVarsInfo._currentScrollRatio = scrollRatio;\r\n\r\n if (_supportTransform) {\r\n transformOffset = isRTLisHorizontal\r\n ? -(trackLength - handleLength - handleOffset)\r\n : handleOffset; //in px\r\n //transformOffset = (transformOffset / trackLength * 100) * (trackLength / handleLength); //in %\r\n translateValue = isHorizontal\r\n ? strTranslateBrace + transformOffset + 'px, 0)'\r\n : strTranslateBrace + '0, ' + transformOffset + 'px)';\r\n\r\n handleCSS[strTransform] = translateValue;\r\n\r\n //apply or clear up transition\r\n if (_supportTransition)\r\n handleCSS[strTransition] =\r\n transition && MATH.abs(handleOffset - scrollbarVarsInfo._handleOffset) > 1\r\n ? getCSSTransitionString(scrollbarVars._handle) +\r\n ', ' +\r\n (strTransform + _strSpace + transitionDuration + 'ms')\r\n : _strEmpty;\r\n } else handleCSS[scrollbarVars._left_top] = handleOffset;\r\n\r\n //only apply css if offset has changed and overflow exists.\r\n if (!nativeOverlayScrollbarsAreActive()) {\r\n scrollbarVars._handle.css(handleCSS);\r\n\r\n //clear up transition\r\n if (_supportTransform && _supportTransition && transition) {\r\n scrollbarVars._handle.one(_strTransitionEndEvent, function () {\r\n if (!_destroyed) scrollbarVars._handle.css(strTransition, _strEmpty);\r\n });\r\n }\r\n }\r\n\r\n scrollbarVarsInfo._handleOffset = handleOffset;\r\n scrollbarVarsInfo._snappedHandleOffset = snappedHandleOffset;\r\n scrollbarVarsInfo._trackLength = trackLength;\r\n */\r\n};\r\n\r\nexport const createScrollbarsSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOSOptions,\r\n structureSetupState: (() => StructureSetupState) & StructureSetupStaticState\r\n): Setup => {\r\n let autoHideIsMove: boolean;\r\n let autoHideIsLeave: boolean;\r\n let autoHideNotNever: boolean;\r\n let mouseInHost: boolean | undefined;\r\n let prevTheme: string | null | undefined;\r\n let globalAutoHideDelay = 0;\r\n\r\n const state = createState({});\r\n const [getState] = state;\r\n const [requestMouseMoveAnimationFrame, cancelMouseMoveAnimationFrame] = createSelfCancelTimeout();\r\n const [requestScrollAnimationFrame, cancelScrollAnimationFrame] = createSelfCancelTimeout();\r\n const [scrollTimeout, clearScrollTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideMoveTimeout, clearAutoHideTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideTimeout, clearAutoTimeout] = createSelfCancelTimeout(() => globalAutoHideDelay);\r\n const [elements, appendElements, destroyElements] = createScrollbarsSetupElements(\r\n target,\r\n structureSetupState._elements\r\n );\r\n const { _host, _viewport } = structureSetupState._elements;\r\n const { _horizontal, _vertical } = elements;\r\n const { _addRemoveClass: addRemoveClassHorizontal, _handleStyle: styleHorizontal } = _horizontal;\r\n const { _addRemoveClass: addRemoveClassVertical, _handleStyle: styleVertical } = _vertical;\r\n const manageScrollbarsAutoHide = (removeAutoHide: boolean, delayless?: boolean) => {\r\n clearAutoTimeout();\r\n if (removeAutoHide) {\r\n addRemoveClassHorizontal(classNamesScrollbarAutoHidden);\r\n addRemoveClassVertical(classNamesScrollbarAutoHidden);\r\n } else {\r\n const hide = () => {\r\n addRemoveClassHorizontal(classNamesScrollbarAutoHidden, true);\r\n addRemoveClassVertical(classNamesScrollbarAutoHidden, true);\r\n };\r\n if (globalAutoHideDelay > 0 && !delayless) {\r\n auotHideTimeout(hide);\r\n } else {\r\n hide();\r\n }\r\n }\r\n };\r\n const onHostMouseEnter = () => {\r\n mouseInHost = autoHideIsLeave;\r\n mouseInHost && manageScrollbarsAutoHide(true);\r\n };\r\n const destroyFns: (() => void)[] = [\r\n clearScrollTimeout,\r\n clearAutoTimeout,\r\n clearAutoHideTimeout,\r\n cancelScrollAnimationFrame,\r\n cancelMouseMoveAnimationFrame,\r\n destroyElements,\r\n\r\n on(_host, 'mouseover', onHostMouseEnter, { _once: true }),\r\n on(_host, 'mouseenter', onHostMouseEnter),\r\n on(_host, 'mouseleave', () => {\r\n mouseInHost = false;\r\n autoHideIsLeave && manageScrollbarsAutoHide(false);\r\n }),\r\n on(_host, 'mousemove', () => {\r\n autoHideIsMove &&\r\n requestMouseMoveAnimationFrame(() => {\r\n clearScrollTimeout();\r\n manageScrollbarsAutoHide(true);\r\n auotHideMoveTimeout(() => {\r\n autoHideIsMove && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n }),\r\n on(_viewport, 'scroll', () => {\r\n autoHideNotNever &&\r\n requestScrollAnimationFrame(() => {\r\n manageScrollbarsAutoHide(true);\r\n scrollTimeout(() => {\r\n autoHideNotNever && !mouseInHost && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n }),\r\n ];\r\n const scrollbarsSetupState = getState.bind(0) as (() => ScrollbarsSetupState) &\r\n ScrollbarsSetupStaticState;\r\n scrollbarsSetupState._elements = elements;\r\n scrollbarsSetupState._appendElements = appendElements;\r\n\r\n return [\r\n (changedOptions, force, structureUpdateHints) => {\r\n const { _overflowEdgeChanged, _overflowAmountChanged, _overflowStyleChanged } =\r\n structureUpdateHints;\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n const currStructureSetupState = structureSetupState();\r\n\r\n const [theme, themeChanged] = checkOption('scrollbars.theme');\r\n const [visibility, visibilityChanged] =\r\n checkOption('scrollbars.visibility');\r\n const [autoHide, autoHideChanged] =\r\n checkOption('scrollbars.autoHide');\r\n const [autoHideDelay] = checkOption('scrollbars.autoHideDelay');\r\n const [dragScrolling, dragScrollingChanged] = checkOption(\r\n 'scrollbars.dragScrolling'\r\n );\r\n const [touchSupport, touchSupportChanged] = checkOption('scrollbars.touchSupport');\r\n\r\n const updateHandle = _overflowEdgeChanged || _overflowAmountChanged;\r\n const updateVisibility = _overflowStyleChanged || visibilityChanged;\r\n\r\n const setScrollbarVisibility = (\r\n overflowStyle: OverflowStyle,\r\n addRemoveClass: (classNames: string, add?: boolean) => void\r\n ) => {\r\n const isVisible =\r\n visibility === 'visible' || (visibility === 'auto' && overflowStyle === 'scroll');\r\n addRemoveClass(classNamesScrollbarVisible, isVisible);\r\n return isVisible;\r\n };\r\n\r\n globalAutoHideDelay = autoHideDelay;\r\n\r\n if (updateVisibility) {\r\n const { _overflowStyle } = currStructureSetupState;\r\n\r\n const xVisible = setScrollbarVisibility(_overflowStyle.x, addRemoveClassHorizontal);\r\n const yVisible = setScrollbarVisibility(_overflowStyle.y, addRemoveClassVertical);\r\n const hasCorner = xVisible && yVisible;\r\n\r\n addRemoveClassHorizontal(classNamesScrollbarCornerless, !hasCorner);\r\n addRemoveClassVertical(classNamesScrollbarCornerless, !hasCorner);\r\n }\r\n if (themeChanged) {\r\n addRemoveClassHorizontal(prevTheme);\r\n addRemoveClassVertical(prevTheme);\r\n\r\n addRemoveClassHorizontal(theme, true);\r\n addRemoveClassVertical(theme, true);\r\n prevTheme = theme;\r\n }\r\n if (autoHideChanged) {\r\n autoHideIsMove = autoHide === 'move';\r\n autoHideIsLeave = autoHide === 'leave';\r\n autoHideNotNever = autoHide !== 'never';\r\n manageScrollbarsAutoHide(!autoHideNotNever, true);\r\n }\r\n if (updateHandle) {\r\n refreshScrollbarHandleLength(styleHorizontal, currStructureSetupState, true);\r\n refreshScrollbarHandleLength(styleVertical, currStructureSetupState);\r\n }\r\n },\r\n scrollbarsSetupState,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import { OverlayScrollbars } from 'overlayscrollbars';\r\n\r\nconst targets: Set = new Set();\r\nconst targetInstanceMap: WeakMap = new WeakMap();\r\n\r\n/**\r\n * Adds the given OverlayScrollbars instance to the given element.\r\n * @param target The element which is the target of the OverlayScrollbars instance.\r\n * @param osInstance The OverlayScrollbars instance.\r\n */\r\nexport const addInstance = (target: Element, osInstance: OverlayScrollbars): void => {\r\n targetInstanceMap.set(target, osInstance);\r\n targets.add(target);\r\n};\r\n\r\n/**\r\n * Removes a OverlayScrollbars instance from the given element.\r\n * @param target The element from which its OverlayScrollbars instance shall be removed.\r\n */\r\nexport const removeInstance = (target: Element): void => {\r\n targetInstanceMap.delete(target);\r\n targets.delete(target);\r\n};\r\n\r\n/**\r\n * Gets the OverlayScrollbars from the given element or undefined if it doesn't have one.\r\n * @param target The element of which its OverlayScrollbars instance shall be get.\r\n */\r\nexport const getInstance = (target: Element): OverlayScrollbars | undefined =>\r\n targetInstanceMap.get(target);\r\n\r\n/**\r\n * Gets a Map which represents all active OverayScrollbars instances.\r\n * The Key is the element and the value is the instance.\r\n */\r\nexport const allInstances = (): ReadonlyMap => {\r\n const validTargetInstanceMap: Map = new Map();\r\n\r\n targets.forEach((target: Element) => {\r\n /* istanbul ignore else */\r\n if (targetInstanceMap.has(target)) {\r\n validTargetInstanceMap.set(target, targetInstanceMap.get(target)!);\r\n }\r\n });\r\n\r\n targets.clear();\r\n\r\n validTargetInstanceMap.forEach((instance: OverlayScrollbars, validTarget: Element) => {\r\n targets.add(validTarget);\r\n });\r\n\r\n return validTargetInstanceMap;\r\n};\r\n","import {\r\n assignDeep,\r\n isEmptyObject,\r\n each,\r\n isFunction,\r\n keys,\r\n isHTMLElement,\r\n XY,\r\n TRBL,\r\n createEventListenerHub,\r\n} from 'support';\r\nimport { createStructureSetup, createScrollbarsSetup } from 'setups';\r\nimport { getOptionsDiff, Options, ReadonlyOSOptions } from 'options';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n getPlugins,\r\n addPlugin,\r\n optionsValidationPluginName,\r\n Plugin,\r\n OptionsValidationPluginInstance,\r\n} from 'plugins';\r\nimport { addInstance, getInstance, removeInstance } from 'instances';\r\nimport type { DeepPartial, OverflowStyle } from 'typings';\r\nimport {\r\n InitializationTarget,\r\n InitializationTargetObject,\r\n DefaultInitialization,\r\n cancelInitialization,\r\n} from 'initialization';\r\nimport type {\r\n InitialEventListeners as GeneralInitialEventListeners,\r\n EventListener as GeneralEventListener,\r\n} from 'support/eventListeners';\r\n\r\nexport interface OverlayScrollbarsStatic {\r\n (\r\n target: InitializationTarget | InitializationTargetObject,\r\n options?: DeepPartial,\r\n eventListeners?: GeneralInitialEventListeners\r\n ): OverlayScrollbars;\r\n\r\n plugin(plugin: Plugin | Plugin[]): void;\r\n env(): Environment;\r\n}\r\n\r\nexport interface Environment {\r\n scrollbarsSize: XY;\r\n scrollbarsOverlaid: XY;\r\n scrollbarsHiding: boolean;\r\n rtlScrollBehavior: { n: boolean; i: boolean };\r\n flexboxGlue: boolean;\r\n cssCustomProperties: boolean;\r\n staticDefaultInitialization: DefaultInitialization;\r\n staticDefaultOptions: Options;\r\n\r\n getDefaultInitialization(): DefaultInitialization;\r\n setDefaultInitialization(newDefaultInitialization: DeepPartial): void;\r\n getDefaultOptions(): Options;\r\n setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nexport interface State {\r\n padding: TRBL;\r\n paddingAbsolute: boolean;\r\n overflowEdge: XY;\r\n overflowAmount: XY;\r\n overflowStyle: XY;\r\n hasOverflow: XY;\r\n destroyed: boolean;\r\n}\r\n\r\nexport interface Elements {\r\n target: HTMLElement;\r\n host: HTMLElement;\r\n padding: HTMLElement;\r\n viewport: HTMLElement;\r\n content: HTMLElement;\r\n}\r\n\r\nexport interface OnUpdatedEventListenerArgs {\r\n updateHints: {\r\n sizeChanged: boolean;\r\n directionChanged: boolean;\r\n heightIntrinsicChanged: boolean;\r\n overflowEdgeChanged: boolean;\r\n overflowAmountChanged: boolean;\r\n overflowStyleChanged: boolean;\r\n hostMutation: boolean;\r\n contentMutation: boolean;\r\n };\r\n changedOptions: DeepPartial;\r\n force: boolean;\r\n}\r\n\r\nexport type EventListenerMap = {\r\n /**\r\n * Triggered after all elements are initialized and appended.\r\n */\r\n initialized: [instance: OverlayScrollbars];\r\n /**\r\n * Triggered after an update.\r\n */\r\n updated: [instance: OverlayScrollbars, onUpdatedArgs: OnUpdatedEventListenerArgs];\r\n /**\r\n * Triggered after all elements, observers and events are destroyed.\r\n */\r\n destroyed: [instance: OverlayScrollbars, canceled: boolean];\r\n};\r\n\r\nexport type InitialEventListeners = GeneralInitialEventListeners;\r\n\r\nexport type EventListener = GeneralEventListener<\r\n EventListenerMap,\r\n Name\r\n>;\r\n\r\nexport interface OverlayScrollbars {\r\n options(): Options;\r\n options(newOptions?: DeepPartial): Options;\r\n\r\n update(force?: boolean): OverlayScrollbars;\r\n\r\n destroy(): void;\r\n\r\n state(): State;\r\n\r\n elements(): Elements;\r\n\r\n on(name: Name, listener: EventListener): () => void;\r\n on(name: Name, listener: EventListener[]): () => void;\r\n\r\n off(name: Name, listener: EventListener): void;\r\n off(name: Name, listener: EventListener[]): void;\r\n}\r\n\r\n/**\r\n * Notes:\r\n * Height intrinsic detection use \"content: true\" init strategy - or open ticket for custom height intrinsic observer\r\n */\r\n\r\nexport const OverlayScrollbars: OverlayScrollbarsStatic = (\r\n target,\r\n options?,\r\n eventListeners?\r\n): OverlayScrollbars => {\r\n let destroyed = false;\r\n const { _getDefaultOptions, _addListener: addEnvListener } = getEnvironment();\r\n const plugins = getPlugins();\r\n const targetIsElement = isHTMLElement(target);\r\n const instanceTarget = targetIsElement ? target : target.target;\r\n const potentialInstance = getInstance(instanceTarget);\r\n if (potentialInstance) {\r\n return potentialInstance;\r\n }\r\n\r\n const optionsValidationPlugin = plugins[\r\n optionsValidationPluginName\r\n ] as OptionsValidationPluginInstance;\r\n const validateOptions = (newOptions?: DeepPartial) => {\r\n const opts = newOptions || {};\r\n const validate = optionsValidationPlugin && optionsValidationPlugin._;\r\n return validate ? validate(opts, true) : opts;\r\n };\r\n const currentOptions: ReadonlyOSOptions = assignDeep(\r\n {},\r\n _getDefaultOptions(),\r\n validateOptions(options)\r\n );\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub(eventListeners);\r\n const [updateStructure, structureState, destroyStructure] = createStructureSetup(\r\n target,\r\n currentOptions\r\n );\r\n const [updateScrollbars, scrollbarsState, destroyScrollbars] = createScrollbarsSetup(\r\n target,\r\n currentOptions,\r\n structureState\r\n );\r\n const update = (changedOptions: DeepPartial, force?: boolean) => {\r\n updateStructure(changedOptions, !!force);\r\n };\r\n const removeEnvListener = addEnvListener(update.bind(0, {}, true));\r\n const destroy = (canceled?: boolean) => {\r\n removeInstance(instanceTarget);\r\n removeEnvListener();\r\n\r\n destroyScrollbars();\r\n destroyStructure();\r\n\r\n destroyed = true;\r\n\r\n // eslint-disable-next-line no-use-before-define\r\n triggerEvent('destroyed', [instance, !!canceled]);\r\n removeEvent();\r\n };\r\n\r\n const instance: OverlayScrollbars = {\r\n options(newOptions?: DeepPartial) {\r\n if (newOptions) {\r\n const changedOptions = getOptionsDiff(currentOptions, validateOptions(newOptions));\r\n\r\n if (!isEmptyObject(changedOptions)) {\r\n assignDeep(currentOptions, changedOptions);\r\n update(changedOptions);\r\n }\r\n }\r\n return assignDeep({}, currentOptions);\r\n },\r\n on: addEvent,\r\n off: (name, listener) => {\r\n name && listener && removeEvent(name, listener as any);\r\n },\r\n state() {\r\n const {\r\n _overflowEdge,\r\n _overflowAmount,\r\n _overflowStyle,\r\n _hasOverflow,\r\n _padding,\r\n _paddingAbsolute,\r\n } = structureState();\r\n return assignDeep(\r\n {},\r\n {\r\n overflowEdge: _overflowEdge,\r\n overflowAmount: _overflowAmount,\r\n overflowStyle: _overflowStyle,\r\n hasOverflow: _hasOverflow,\r\n padding: _padding,\r\n paddingAbsolute: _paddingAbsolute,\r\n destroyed,\r\n }\r\n );\r\n },\r\n elements() {\r\n const { _target, _host, _padding, _viewport, _content } = structureState._elements;\r\n return assignDeep(\r\n {},\r\n {\r\n target: _target,\r\n host: _host,\r\n padding: _padding || _viewport,\r\n viewport: _viewport,\r\n content: _content || _viewport,\r\n }\r\n );\r\n },\r\n update(force?: boolean) {\r\n update({}, force);\r\n return instance;\r\n },\r\n destroy: destroy.bind(0),\r\n };\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force: boolean) => {\r\n updateScrollbars(changedOptions, force, updateHints);\r\n });\r\n\r\n each(keys(plugins), (pluginName) => {\r\n const pluginInstance = plugins[pluginName];\r\n if (isFunction(pluginInstance)) {\r\n pluginInstance(OverlayScrollbars, instance);\r\n }\r\n });\r\n\r\n if (cancelInitialization(!targetIsElement && target.cancel, structureState._elements)) {\r\n destroy(true);\r\n return instance;\r\n }\r\n\r\n structureState._appendElements();\r\n scrollbarsState._appendElements();\r\n\r\n addInstance(instanceTarget, instance);\r\n triggerEvent('initialized', [instance]);\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force) => {\r\n const {\r\n _sizeChanged,\r\n _directionChanged,\r\n _heightIntrinsicChanged,\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _contentMutation,\r\n _hostMutation,\r\n } = updateHints;\r\n\r\n triggerEvent('updated', [\r\n instance,\r\n {\r\n updateHints: {\r\n sizeChanged: _sizeChanged,\r\n directionChanged: _directionChanged,\r\n heightIntrinsicChanged: _heightIntrinsicChanged,\r\n overflowEdgeChanged: _overflowEdgeChanged,\r\n overflowAmountChanged: _overflowAmountChanged,\r\n overflowStyleChanged: _overflowStyleChanged,\r\n contentMutation: _contentMutation,\r\n hostMutation: _hostMutation,\r\n },\r\n changedOptions,\r\n force,\r\n },\r\n ]);\r\n });\r\n\r\n return instance.update(true);\r\n};\r\n\r\nOverlayScrollbars.plugin = addPlugin;\r\nOverlayScrollbars.env = () => {\r\n const {\r\n _nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding,\r\n _rtlScrollBehavior,\r\n _flexboxGlue,\r\n _cssCustomProperties,\r\n _staticDefaultInitialization,\r\n _staticDefaultOptions,\r\n _getDefaultInitialization,\r\n _setDefaultInitialization,\r\n _getDefaultOptions,\r\n _setDefaultOptions,\r\n } = getEnvironment();\r\n return assignDeep(\r\n {},\r\n {\r\n scrollbarsSize: _nativeScrollbarsSize,\r\n scrollbarsOverlaid: _nativeScrollbarsOverlaid,\r\n scrollbarsHiding: _nativeScrollbarsHiding,\r\n rtlScrollBehavior: _rtlScrollBehavior,\r\n flexboxGlue: _flexboxGlue,\r\n cssCustomProperties: _cssCustomProperties,\r\n staticDefaultInitialization: _staticDefaultInitialization,\r\n staticDefaultOptions: _staticDefaultOptions,\r\n\r\n getDefaultInitialization: _getDefaultInitialization,\r\n setDefaultInitialization: _setDefaultInitialization,\r\n getDefaultOptions: _getDefaultOptions,\r\n setDefaultOptions: _setDefaultOptions,\r\n }\r\n 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{ isArrayLike, isString } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype RunEachItem = ((...args: any) => any | any[]) | null | undefined;\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray | false | null | undefined;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike | false | null | undefined;\r\nexport function each(\r\n obj: PlainObject,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject;\r\nexport function each(\r\n obj: PlainObject | false | null | undefined,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject | false | null | undefined;\r\nexport function each(\r\n source: Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | unknown\r\n): Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: T[], item: T, fromIndex?: number): number =>\r\n arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Pushesh all given items into the given array and returns it.\r\n * @param array The array the items shall be pushed into.\r\n * @param items The items which shall be pushed into the array.\r\n */\r\nexport const push = (array: T[], items: T | ArrayLike, arrayIsSingleItem?: boolean): T[] => {\r\n !arrayIsSingleItem && !isString(items) && isArrayLike(items)\r\n ? Array.prototype.push.apply(array, items as T[])\r\n : array.push(items as T);\r\n return array;\r\n};\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr?: ArrayLike | Set) => {\r\n const original = Array.from;\r\n const result: T[] = [];\r\n\r\n if (original && arr) {\r\n return original(arr);\r\n }\r\n\r\n if (arr instanceof Set) {\r\n arr.forEach((value) => {\r\n push(result, value);\r\n });\r\n } else {\r\n each(arr, (elm) => {\r\n push(result, elm);\r\n });\r\n }\r\n\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the passed array is empty.\r\n * @param array The array which shall be checked.\r\n */\r\nexport const isEmptyArray = (array: any[] | null | undefined): boolean =>\r\n !!array && array.length === 0;\r\n\r\n/**\r\n * Calls all functions in the passed array/set of functions.\r\n * @param arr The array filled with function which shall be called.\r\n * @param args The args with which each function is called.\r\n * @param keep True when the Set / array should not be cleared afterwards, false otherwise.\r\n */\r\nexport const runEachAndClear = (arr: RunEachItem[], args?: any[], keep?: boolean): void => {\r\n // eslint-disable-next-line prefer-spread\r\n const runFn = (fn: RunEachItem) => fn && fn.apply(undefined, args || []);\r\n each(arr, runFn);\r\n !keep && ((arr as any[]).length = 0);\r\n};\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray, isUndefined } from 'support/utils/types';\r\nimport { PlainObject, StyleObject } from 'typings';\r\n\r\nexport interface TRBL {\r\n t: number;\r\n r: number;\r\n b: number;\r\n l: number;\r\n}\r\n\r\nconst cssNumber = {\r\n // animationiterationcount: 1,\r\n // columncount: 1,\r\n // fillopacity: 1,\r\n // flexgrow: 1,\r\n // flexshrink: 1,\r\n // fontweight: 1,\r\n // lineheight: 1,\r\n // order: 1,\r\n // orphans: 1,\r\n // widows: 1,\r\n // zoom: 1,\r\n opacity: 1,\r\n zindex: 1,\r\n};\r\n\r\nconst parseToZeroOrNumber = (value: string, toFloat?: boolean): number => {\r\n /* istanbul ignore next */\r\n const num = toFloat ? parseFloat(value) : parseInt(value, 10);\r\n // num === num means num is not NaN\r\n /* istanbul ignore next */\r\n return num === num ? num : 0; // eslint-disable-line no-self-compare\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number =>\r\n !cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val;\r\n\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null\r\n ? computedStyle[prop] || computedStyle.getPropertyValue(prop)\r\n : elm.style[prop];\r\n\r\nconst setCSSVal = (elm: HTMLElement, prop: string, val: string | number): void => {\r\n try {\r\n const { style: elmStyle } = elm;\r\n if (!isUndefined(elmStyle[prop])) {\r\n elmStyle[prop] = adaptCSSVal(prop, val);\r\n } else {\r\n elmStyle.setProperty(prop, val as string);\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject\r\n): void;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: string\r\n): string;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: Array | string\r\n): { [key: string]: string };\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject | Array | string\r\n): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n elm && each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n\r\n/**\r\n * Returns the top right bottom left values of the passed css property.\r\n * @param elm The element of which the values shall be returned.\r\n * @param propertyPrefix The css property prefix. (e.g. \"border\")\r\n * @param propertySuffix The css property suffix. (e.g. \"width\")\r\n */\r\nexport const topRightBottomLeft = (\r\n elm?: HTMLElement | false | null | undefined,\r\n propertyPrefix?: string,\r\n propertySuffix?: string\r\n): TRBL => {\r\n const finalPrefix = propertyPrefix ? `${propertyPrefix}-` : '';\r\n const finalSuffix = propertySuffix ? `-${propertySuffix}` : '';\r\n const top = `${finalPrefix}top${finalSuffix}`;\r\n const right = `${finalPrefix}right${finalSuffix}`;\r\n const bottom = `${finalPrefix}bottom${finalSuffix}`;\r\n const left = `${finalPrefix}left${finalSuffix}`;\r\n const result = style(elm, [top, right, bottom, left]);\r\n return {\r\n t: parseToZeroOrNumber(result[top]),\r\n r: parseToZeroOrNumber(result[right]),\r\n b: parseToZeroOrNumber(result[bottom]),\r\n l: parseToZeroOrNumber(result[left]),\r\n };\r\n};\r\n","export interface CacheOptions {\r\n // initial value of _value.\r\n _initialValue: Value;\r\n // Custom comparison function if shallow compare isn't enough. Returns true if nothing changed.\r\n _equal?: EqualCachePropFunction;\r\n // If true always updates _value and _previous, otherwise they update only when they changed.\r\n _alwaysUpdateValues?: boolean;\r\n}\r\n\r\nexport type CacheValues = [value: T, changed: boolean, previous?: T];\r\n\r\nexport type EqualCachePropFunction = (currentVal: Value, newVal: Value) => boolean;\r\n\r\nexport type CacheUpdater = (current: Value, previous?: Value) => Value;\r\n\r\nexport type UpdateCacheContextual = (newValue: Value, force?: boolean) => CacheValues;\r\n\r\nexport type UpdateCache = (force?: boolean) => CacheValues;\r\n\r\nexport type GetCurrentCache = (force?: boolean) => CacheValues;\r\n\r\nexport type Cache = [UpdateCache, GetCurrentCache];\r\n\r\nexport type CacheContextual = [UpdateCacheContextual, GetCurrentCache];\r\n\r\ntype CreateCache = {\r\n (options: CacheOptions): CacheContextual;\r\n (options: CacheOptions, update: CacheUpdater): Cache;\r\n (options: CacheOptions, update?: CacheUpdater):\r\n | CacheContextual\r\n | Cache;\r\n};\r\n\r\nexport const createCache: CreateCache = (\r\n options: CacheOptions,\r\n update?: CacheUpdater\r\n): CacheContextual | Cache => {\r\n const { _initialValue, _equal, _alwaysUpdateValues } = options;\r\n let _value: Value = _initialValue;\r\n let _previous: Value | undefined;\r\n\r\n const cacheUpdateContextual: UpdateCacheContextual = (newValue, force?) => {\r\n const curr = _value;\r\n\r\n const newVal = newValue;\r\n const changed = force || (_equal ? !_equal(curr, newVal) : curr !== newVal);\r\n\r\n if (changed || _alwaysUpdateValues) {\r\n _value = newVal;\r\n _previous = curr;\r\n }\r\n\r\n return [_value, changed, _previous];\r\n };\r\n const cacheUpdateIsolated: UpdateCache = (force?) =>\r\n cacheUpdateContextual(update!(_value, _previous), force);\r\n\r\n const getCurrentCache: GetCurrentCache = (force?: boolean) => [\r\n _value,\r\n !!force, // changed\r\n _previous,\r\n ];\r\n\r\n return [update ? cacheUpdateIsolated : cacheUpdateContextual, getCurrentCache] as\r\n | CacheContextual\r\n | Cache;\r\n};\r\n","import { PlainObject } from 'typings';\r\n\r\nconst ElementNodeType = Node.ELEMENT_NODE;\r\nconst { toString, hasOwnProperty } = Object.prototype;\r\n\r\nexport const isUndefined = (obj: any): obj is undefined => obj === undefined;\r\n\r\nexport const isNull = (obj: any): obj is null => obj === null;\r\n\r\nexport const type = (obj: any): string =>\r\n isUndefined(obj) || isNull(obj)\r\n ? `${obj}`\r\n : toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n\r\nexport const isNumber = (obj: any): obj is number => typeof obj === 'number';\r\n\r\nexport const isString = (obj: any): obj is string => typeof obj === 'string';\r\n\r\nexport const isBoolean = (obj: any): obj is boolean => typeof obj === 'boolean';\r\n\r\nexport const isFunction = (obj: any): obj is (...args: any[]) => any => typeof obj === 'function';\r\n\r\nexport const isArray = (obj: any): obj is Array => Array.isArray(obj);\r\n\r\nexport const isObject = (obj: any): boolean =>\r\n typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport const isArrayLike = (obj: any): obj is ArrayLike => {\r\n const length = !!obj && obj.length;\r\n const lengthCorrectFormat = isNumber(length) && length > -1 && length % 1 == 0; // eslint-disable-line eqeqeq\r\n\r\n return isArray(obj) || (!isFunction(obj) && lengthCorrectFormat)\r\n ? length > 0 && isObject(obj)\r\n ? length - 1 in obj\r\n : true\r\n : false;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isPlainObject = (obj: any): obj is PlainObject => {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const cstr = 'constructor';\r\n const ctor = obj[cstr];\r\n const ctorProto = ctor && ctor.prototype;\r\n const hasOwnConstructor = hasOwnProperty.call(obj, cstr);\r\n const hasIsPrototypeOf = ctorProto && hasOwnProperty.call(ctorProto, 'isPrototypeOf');\r\n\r\n if (ctor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isHTMLElement = (obj: any): obj is HTMLElement => {\r\n const instanceofObj = HTMLElement;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a Element.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isElement = (obj: any): obj is Element => {\r\n const instanceofObj = Element;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean =>\r\n Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\ntype AssignDeep = {\r\n (target: T, object1: U): T & U;\r\n (target: T, object1: U, object2: V): T & U & V;\r\n (target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\n (target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\n (target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T &\r\n U &\r\n V &\r\n W &\r\n X &\r\n Y;\r\n (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n ): T & U & V & W & X & Y & Z;\r\n};\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport const assignDeep: AssignDeep = (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z => {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isEmptyObject = (obj: any): boolean => {\r\n /* eslint-disable no-restricted-syntax, guard-for-in */\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n};\r\n","import { from } from 'support/utils/array';\r\nimport { isNull, isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\ntype Attr = {\r\n (elm: HTMLElement | false | null | undefined, attrName: string): string | null;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value: string): void;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value?: string):\r\n | string\r\n | null\r\n | void;\r\n};\r\n\r\ntype GetSetProp = {\r\n (elm: HTMLElement | false | null | undefined): T;\r\n (elm: HTMLElement | false | null | undefined, value: T | false | null): void;\r\n (elm: HTMLElement | false | null | undefined, value?: T | false | null): T | void;\r\n};\r\n\r\nconst getSetProp = (\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | false | null | undefined,\r\n value?: number | string | false | null\r\n): number | string | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && !isNull(value) && value !== false && (elm[topLeft] = value);\r\n};\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport const attr = ((\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value?: string\r\n): string | null | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}) as Attr;\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and adds or removes the given value from it.\r\n * @param elm The element.\r\n * @param attrName The attributeName to which the value shall be added or removed.\r\n * @param value The value which shall be added or removed.\r\n * @param add True if the value shall be added, false otherwise.\r\n */\r\nexport const attrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string,\r\n add?: boolean\r\n) => {\r\n if (value) {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n currValuesSet[add ? 'add' : 'delete'](value);\r\n\r\n attr(elm, attrName, from(currValuesSet).join(' ').trim());\r\n }\r\n};\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and checks if the given value is in it.\r\n * @param elm The element.\r\n * @param attrName The attributeName from which the content shall be checked.\r\n * @param value The value.\r\n * @returns True if the given attribute has the value in it, false otherwise.\r\n */\r\nexport const hasAttrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string\r\n) => {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n return currValuesSet.has(value);\r\n};\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | false | null | undefined, attrName: string): void => {\r\n elm && elm.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport const scrollLeft = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollLeft', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport const scrollTop = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollTop', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport const val = ((\r\n elm: HTMLInputElement | false | null | undefined,\r\n value?: string\r\n): string | void => getSetProp('value', '', elm, value) as string) as GetSetProp;\r\n","import { isElement } from 'support/utils/types';\r\nimport { push, from } from 'support/utils/array';\r\n\r\ntype InputElementType = Node | Element | Node | false | null | undefined;\r\ntype OutputElementType = Node | Element | null;\r\n\r\nconst elmPrototype = Element.prototype;\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst find = (selector: string, elm?: InputElementType): Element[] => {\r\n const arr: Array = [];\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? push(arr, rootElm.querySelectorAll(selector)) : arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst findFirst = (selector: string, elm?: InputElementType): OutputElementType => {\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? rootElm.querySelector(selector) : null;\r\n};\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nconst is = (elm: InputElementType, selector: string): boolean => {\r\n if (isElement(elm)) {\r\n /* istanbul ignore next */\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const fn: (...args: any) => boolean = elmPrototype.matches || elmPrototype.msMatchesSelector;\r\n return fn.call(elm, selector);\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nconst children = (elm: InputElementType, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n return isElement(elm)\r\n ? push(\r\n childs,\r\n from(elm.children).filter((child) => (selector ? is(child, selector) : child))\r\n )\r\n : childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nconst contents = (elm: InputElementType): ReadonlyArray =>\r\n elm ? from(elm.childNodes) : [];\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nconst parent = (elm: InputElementType): OutputElementType => (elm ? elm.parentElement : null);\r\n\r\nconst closest = (elm: InputElementType, selector: string): OutputElementType => {\r\n if (isElement(elm)) {\r\n const closestFn = elmPrototype.closest;\r\n if (closestFn) {\r\n return closestFn.call(elm, selector);\r\n }\r\n\r\n do {\r\n if (is(elm, selector)) {\r\n return elm as Element;\r\n }\r\n elm = parent(elm);\r\n } while (elm);\r\n }\r\n\r\n return null;\r\n};\r\n\r\n/**\r\n * Determines whether the given element lies between two selectors in the DOM.\r\n * @param elm The element.\r\n * @param highBoundarySelector The high boundary selector.\r\n * @param deepBoundarySelector The deep boundary selector.\r\n */\r\nconst liesBetween = (\r\n elm: InputElementType,\r\n highBoundarySelector: string,\r\n deepBoundarySelector: string\r\n): boolean => {\r\n const closestHighBoundaryElm = elm && closest(elm, highBoundarySelector);\r\n const closestDeepBoundaryElm = elm && findFirst(deepBoundarySelector, closestHighBoundaryElm);\r\n\r\n return closestHighBoundaryElm && closestDeepBoundaryElm\r\n ? closestHighBoundaryElm === elm ||\r\n closestDeepBoundaryElm === elm ||\r\n closest(closest(elm, deepBoundarySelector), highBoundarySelector) !== closestHighBoundaryElm\r\n : false;\r\n};\r\n\r\nexport { find, findFirst, is, children, contents, parent, liesBetween, closest };\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | false | null | undefined;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (\r\n parentElm: Node | false | null | undefined,\r\n preferredAnchor: Node | false | null | undefined,\r\n insertedElms: NodeCollection\r\n): void => {\r\n if (insertedElms) {\r\n let anchor: Node | false | null | undefined = preferredAnchor;\r\n let fragment: DocumentFragment | Node | null | undefined;\r\n\r\n // parent must be defined\r\n if (parentElm) {\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor || null);\r\n }\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { attr } from 'support/dom/attribute';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (classNames?: string): HTMLDivElement => {\r\n const div = document.createElement('div');\r\n if (classNames) {\r\n attr(div, 'class', classNames);\r\n }\r\n return div;\r\n};\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { hasOwnProperty } from 'support/utils/object';\r\nimport { createDiv } from 'support/dom/create';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = [\r\n 'WebKit',\r\n 'Moz',\r\n 'O',\r\n 'MS',\r\n 'webkit',\r\n 'moz',\r\n 'o',\r\n 'ms',\r\n];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without it, or and empty string if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return !(result = resultPossibilities.find(\r\n (resultPossibility: string) => elmStyle[resultPossibility] !== undefined\r\n ));\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported without it, or an empty string if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const MutationObserverConstructor = jsAPI('MutationObserver');\r\nexport const IntersectionObserverConstructor =\r\n jsAPI('IntersectionObserver');\r\nexport const ResizeObserverConstructor = jsAPI('ResizeObserver');\r\nexport const cAF = jsAPI('cancelAnimationFrame');\r\nexport const rAF = jsAPI('requestAnimationFrame');\r\nexport const setT = window.setTimeout as (handler: TimerHandler, timeout?: number) => number;\r\nexport const clearT = window.clearTimeout as (id?: number) => void;\r\n","import { isString } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\nimport { keys } from 'support/utils/object';\r\n\r\ntype ClassContainingElement = Node | Element | false | null | undefined;\r\ntype ClassName = string | false | null | undefined;\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (\r\n elm: ClassContainingElement,\r\n className: ClassName,\r\n action: (elmClassList: DOMTokenList, clazz: string) => boolean | void\r\n): boolean => {\r\n const classList = elm && (elm as Element).classList;\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (classList && className && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = !!action(classList, clazz) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: ClassContainingElement, className: ClassName): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: ClassContainingElement, className: ClassName): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n * @returns A function which removes the added class name(s).\r\n */\r\nexport const addClass = (elm: ClassContainingElement, className: ClassName): (() => void) => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n return removeClass.bind(0, elm, className);\r\n};\r\n\r\n/**\r\n * Takes two className strings, compares them and returns the difference as array.\r\n * @param classNameA ClassName A.\r\n * @param classNameB ClassName B.\r\n */\r\nexport const diffClass = (classNameA: ClassName, classNameB: ClassName) => {\r\n const classNameASplit = classNameA && classNameA.split(' ');\r\n const classNameBSplit = classNameB && classNameB.split(' ');\r\n const tempObj = {};\r\n\r\n each(classNameASplit, (className) => {\r\n tempObj[className] = 1;\r\n });\r\n each(classNameBSplit, (className) => {\r\n if (tempObj[className]) {\r\n delete tempObj[className];\r\n } else {\r\n tempObj[className] = 1;\r\n }\r\n });\r\n\r\n return keys(tempObj);\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { WH, XY, TRBL } from 'support/dom';\r\nimport { PlainObject } from 'typings';\r\n\r\n/**\r\n * Compares two objects and returns true if all values of the passed prop names are identical, false otherwise or if one of the two object is falsy.\r\n * @param a Object a.\r\n * @param b Object b.\r\n * @param props The props which shall be compared.\r\n */\r\nexport const equal = (\r\n a: T | undefined,\r\n b: T | undefined,\r\n props: Array,\r\n propMutation?: ((value: any) => any) | null | false\r\n): boolean => {\r\n if (a && b) {\r\n let result = true;\r\n each(props, (prop) => {\r\n const compareA = propMutation ? propMutation(a[prop]) : a[prop];\r\n const compareB = propMutation ? propMutation(b[prop]) : b[prop];\r\n if (compareA !== compareB) {\r\n result = false;\r\n }\r\n });\r\n return result;\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalWH = (a?: WH, b?: WH) => equal>(a, b, ['w', 'h']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalXY = (a?: XY, b?: XY) => equal>(a, b, ['x', 'y']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalTRBL = (a?: TRBL, b?: TRBL) => equal(a, b, ['t', 'r', 'b', 'l']);\r\n\r\n/**\r\n * Compares two DOM Rects for their equality of their width and height properties\r\n * Also returns false if one of the DOM Rects is undefined or null.\r\n * @param a DOM Rect a.\r\n * @param b DOM Rect b.\r\n * @param round Whether the values should be rounded.\r\n */\r\nexport const equalBCRWH = (a?: DOMRect, b?: DOMRect, round?: boolean) =>\r\n equal(a, b, ['width', 'height'], round && ((value) => Math.round(value)));\r\n","import { isNumber, isFunction } from 'support/utils/types';\r\nimport { from } from 'support/utils/array';\r\nimport { rAF, cAF, setT, clearT } from 'support/compatibility/apis';\r\n\r\ntype DebounceTiming = number | false | null | undefined;\r\n\r\nexport interface DebounceOptions any> {\r\n /**\r\n * The timeout for debouncing. If null, no debounce is applied.\r\n */\r\n _timeout?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * A maximum amount of ms. before the function will be called even with debounce.\r\n */\r\n _maxDelay?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * Function which merges parameters for each canceled debounce.\r\n * If parameters can't be merged the function will return null, otherwise it returns the merged parameters.\r\n */\r\n _mergeParams?: (\r\n prev: Parameters,\r\n curr: Parameters\r\n ) => Parameters | false | null | undefined;\r\n}\r\n\r\nexport interface Debounced any> {\r\n (...args: Parameters): ReturnType;\r\n _flush(): void;\r\n}\r\n\r\nexport const noop = () => {}; // eslint-disable-line\r\n\r\n/**\r\n * Debounces the given function either with a timeout or a animation frame.\r\n * @param functionToDebounce The function which shall be debounced.\r\n * @param options Options for debouncing.\r\n */\r\nexport const debounce = any>(\r\n functionToDebounce: FunctionToDebounce,\r\n options?: DebounceOptions\r\n): Debounced => {\r\n let maxTimeoutId: number | undefined;\r\n let prevArguments: Parameters | null | undefined;\r\n let latestArguments: Parameters | null | undefined;\r\n let clear: () => void = noop;\r\n const { _timeout, _maxDelay, _mergeParams } = options || {};\r\n\r\n const invokeFunctionToDebounce = function (args: IArguments) {\r\n clear();\r\n clearT(maxTimeoutId);\r\n maxTimeoutId = prevArguments = undefined;\r\n clear = noop;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n functionToDebounce.apply(this, args);\r\n };\r\n\r\n const mergeParms = (\r\n curr: Parameters\r\n ): Parameters | false | null | undefined =>\r\n _mergeParams && prevArguments ? _mergeParams(prevArguments, curr) : curr;\r\n\r\n const flush = () => {\r\n /* istanbul ignore next */\r\n if (clear !== noop) {\r\n invokeFunctionToDebounce(mergeParms(latestArguments!) || latestArguments!);\r\n }\r\n };\r\n\r\n const debouncedFn = function () {\r\n // eslint-disable-next-line prefer-rest-params\r\n const args: Parameters = from(arguments) as Parameters;\r\n const finalTimeout = isFunction(_timeout) ? _timeout() : _timeout;\r\n const hasTimeout = isNumber(finalTimeout) && finalTimeout >= 0;\r\n\r\n if (hasTimeout) {\r\n const finalMaxWait = isFunction(_maxDelay) ? _maxDelay() : _maxDelay;\r\n const hasMaxWait = isNumber(finalMaxWait) && finalMaxWait >= 0;\r\n const setTimeoutFn = finalTimeout > 0 ? setT : rAF!;\r\n const clearTimeoutFn = finalTimeout > 0 ? clearT : cAF!;\r\n const mergeParamsResult = mergeParms(args);\r\n const invokedArgs = mergeParamsResult || args;\r\n const boundInvoke = invokeFunctionToDebounce.bind(0, invokedArgs);\r\n\r\n // if (!mergeParamsResult) {\r\n // invokeFunctionToDebounce(prevArguments || args);\r\n // }\r\n\r\n clear();\r\n // @ts-ignore\r\n const timeoutId = setTimeoutFn(boundInvoke, finalTimeout);\r\n clear = () => clearTimeoutFn(timeoutId);\r\n\r\n if (hasMaxWait && !maxTimeoutId) {\r\n maxTimeoutId = setT(flush, finalMaxWait as number);\r\n }\r\n\r\n prevArguments = latestArguments = invokedArgs;\r\n } else {\r\n invokeFunctionToDebounce(args);\r\n }\r\n };\r\n debouncedFn._flush = flush;\r\n\r\n return debouncedFn as Debounced;\r\n};\r\n","import { style } from 'support/dom/style';\r\n\r\nexport interface WH {\r\n w: T;\r\n h: T;\r\n}\r\n\r\nconst elementHasDimensions = (elm: HTMLElement): boolean =>\r\n !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the scroll- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the scroll- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const scrollSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.scrollWidth,\r\n h: elm.scrollHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the fractional- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the fractional- width and height shall be returned.\r\n */\r\nexport const fractionalSize = (elm: HTMLElement | false | null | undefined): WH => {\r\n const cssHeight = parseFloat(style(elm, 'height')) || 0;\r\n const cssWidth = parseFloat(style(elm, 'height')) || 0;\r\n return {\r\n w: cssWidth - Math.round(cssWidth),\r\n h: cssHeight - Math.round(cssHeight),\r\n };\r\n};\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | false | null | undefined): boolean =>\r\n elm ? elementHasDimensions(elm as HTMLElement) : false;\r\n","import { isUndefined } from 'support/utils/types';\r\nimport { each, push, runEachAndClear } from 'support/utils/array';\r\n\r\nlet passiveEventsSupport: boolean;\r\nconst supportPassiveEvents = (): boolean => {\r\n if (isUndefined(passiveEventsSupport)) {\r\n passiveEventsSupport = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get() {\r\n passiveEventsSupport = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n }\r\n return passiveEventsSupport;\r\n};\r\nconst splitEventNames = (eventNames: string) => eventNames.split(' ');\r\n\r\nexport interface OnOptions {\r\n _capture?: boolean;\r\n _passive?: boolean;\r\n _once?: boolean;\r\n}\r\n\r\n/**\r\n * Removes the passed event listener for the passed events with the passed options.\r\n * @param target The element from which the listener shall be removed.\r\n * @param eventNames The eventsnames for which the listener shall be removed.\r\n * @param listener The listener which shall be removed.\r\n * @param capture The options of the removed listener.\r\n */\r\nexport const off = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n capture?: boolean\r\n): void => {\r\n each(splitEventNames(eventNames), (eventName) => {\r\n target.removeEventListener(eventName, listener as EventListener, capture);\r\n });\r\n};\r\n\r\n/**\r\n * Adds the passed event listener for the passed eventnames with the passed options.\r\n * @param target The element to which the listener shall be added.\r\n * @param eventNames The eventsnames for which the listener shall be called.\r\n * @param listener The listener which is called on the eventnames.\r\n * @param options The options of the added listener.\r\n */\r\nexport const on = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n options?: OnOptions\r\n): (() => void) => {\r\n const doSupportPassiveEvents = supportPassiveEvents();\r\n const passive = (doSupportPassiveEvents && options && options._passive) ?? doSupportPassiveEvents;\r\n const capture = (options && options._capture) || false;\r\n const once = (options && options._once) || false;\r\n const offListeners: (() => void)[] = [];\r\n const nativeOptions: AddEventListenerOptions | boolean = doSupportPassiveEvents\r\n ? {\r\n passive,\r\n capture,\r\n }\r\n : capture;\r\n\r\n each(splitEventNames(eventNames), (eventName) => {\r\n const finalListener = (\r\n once\r\n ? (evt: T) => {\r\n target.removeEventListener(eventName, finalListener, capture);\r\n listener && listener(evt);\r\n }\r\n : listener\r\n ) as EventListener;\r\n\r\n push(offListeners, off.bind(null, target, eventName, finalListener, capture));\r\n target.addEventListener(eventName, finalListener, nativeOptions);\r\n });\r\n\r\n return runEachAndClear.bind(0, offListeners);\r\n};\r\n\r\n/**\r\n * Shorthand for the stopPropagation event Method.\r\n * @param evt The event of which the stopPropagation method shall be called.\r\n */\r\nexport const stopPropagation = (evt: Event): void => evt.stopPropagation();\r\n\r\n/**\r\n * Shorthand for the preventDefault event Method.\r\n * @param evt The event of which the preventDefault method shall be called.\r\n */\r\nexport const preventDefault = (evt: Event): void => evt.preventDefault();\r\n\r\n/**\r\n * Shorthand for the stopPropagation and preventDefault event Method.\r\n * @param evt The event of which the stopPropagation and preventDefault methods shall be called.\r\n */\r\nexport const stopAndPrevent = (evt: Event): void =>\r\n (stopPropagation(evt) as undefined) || (preventDefault(evt) as undefined);\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\n\r\nexport interface XY {\r\n x: T;\r\n y: T;\r\n}\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null | undefined): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null | undefined): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","import { isArray } from 'support/utils/types';\r\nimport { keys } from 'support/utils/object';\r\nimport { each, from, isEmptyArray } from 'support/utils/array';\r\n\r\nexport type EventListener<\r\n EventMap extends Record,\r\n Name extends keyof EventMap = keyof EventMap\r\n> = (...args: EventMap[Name]) => void;\r\n\r\nexport type InitialEventListeners> = {\r\n [K in keyof EventMap]?: EventListener | EventListener[];\r\n};\r\n\r\nconst manageListener = >(\r\n callback: (listener?: EventListener) => void,\r\n listener?: EventListener | EventListener[]\r\n) => {\r\n each(isArray(listener) ? listener : [listener], callback);\r\n};\r\n\r\nexport const createEventListenerHub = >(\r\n initialEventListeners?: InitialEventListeners\r\n) => {\r\n type EventListener = (\r\n ...args: EventMap[Name]\r\n ) => void;\r\n type RemoveEvent = {\r\n (name?: Name, listener?: EventListener): void;\r\n (name?: Name, listener?: EventListener[]): void;\r\n (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void;\r\n };\r\n type AddEvent = {\r\n (name: Name, listener: EventListener): () => void;\r\n (name: Name, listener: EventListener[]): () => void;\r\n (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): () => void;\r\n };\r\n type TriggerEvent = {\r\n (name: Name, args?: EventMap[Name]): void;\r\n };\r\n\r\n const events = new Map>();\r\n\r\n const removeEvent: RemoveEvent = (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void => {\r\n if (name) {\r\n const eventSet = events.get(name);\r\n manageListener((currListener) => {\r\n if (eventSet) {\r\n eventSet[currListener ? 'delete' : 'clear'](currListener!);\r\n }\r\n }, listener as any);\r\n } else {\r\n events.forEach((eventSet) => {\r\n eventSet.clear();\r\n });\r\n events.clear();\r\n }\r\n };\r\n\r\n const addEvent: AddEvent = (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): (() => void) => {\r\n const eventSet = events.get(name) || new Set();\r\n events.set(name, eventSet);\r\n\r\n manageListener((currListener) => {\r\n currListener && eventSet.add(currListener);\r\n }, listener as any);\r\n\r\n return removeEvent.bind(0, name as any, listener as any);\r\n };\r\n\r\n const triggerEvent: TriggerEvent = (\r\n name: Name,\r\n args?: EventMap[Name]\r\n ): void => {\r\n const eventSet = events.get(name);\r\n\r\n each(from(eventSet), (event) => {\r\n if (args && !isEmptyArray(args)) {\r\n (event as (...args: EventMap[keyof EventMap]) => void).apply(0, args as any);\r\n } else {\r\n (event as () => void)();\r\n }\r\n });\r\n };\r\n\r\n const initialListenerKeys = keys(initialEventListeners) as Extract[];\r\n each(initialListenerKeys, (key) => {\r\n addEvent(key, initialEventListeners![key] as any);\r\n });\r\n\r\n return [addEvent, removeEvent, triggerEvent] as [AddEvent, RemoveEvent, TriggerEvent];\r\n};\r\n","import { assignDeep, hasOwnProperty } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { DeepPartial } from 'typings';\r\n\r\nexport type SetupElements> = [elements: T, destroy: () => void];\r\n\r\nexport type SetupUpdate = (\r\n changedOptions: DeepPartial,\r\n force: boolean,\r\n ...args: T\r\n) => void;\r\n\r\nexport type SetupUpdateCheckOption = (path: string) => [value: T, changed: boolean];\r\n\r\nexport type SetupUpdateSegment> = (\r\n updateHints: Hints,\r\n checkOption: SetupUpdateCheckOption,\r\n force: boolean\r\n) => Partial | void;\r\n\r\nexport type SetupState> = [\r\n get: () => T,\r\n set: (newState: Partial) => void\r\n];\r\n\r\nexport type Setup<\r\n DynamicState,\r\n StaticState extends Record = Record,\r\n A extends any[] = []\r\n> = [update: SetupUpdate, state: (() => DynamicState) & StaticState, destroy: () => void];\r\n\r\nconst getPropByPath = (obj: any, path: string): T =>\r\n obj\r\n ? path.split('.').reduce((o, prop) => (o && hasOwnProperty(o, prop) ? o[prop] : undefined), obj)\r\n : undefined;\r\n\r\nexport const createOptionCheck =\r\n (\r\n options: ReadonlyOptions,\r\n changedOptions: DeepPartial,\r\n force?: boolean\r\n ): SetupUpdateCheckOption =>\r\n (path: string) =>\r\n [getPropByPath(options, path), force || getPropByPath(changedOptions, path) !== undefined];\r\n\r\nexport const createState = (initialState: S): SetupState => {\r\n let state: S = initialState;\r\n return [\r\n () => state,\r\n (newState: Partial) => {\r\n state = assignDeep({}, state, newState);\r\n },\r\n ];\r\n};\r\n","export const classNameEnvironment = 'os-environment';\r\nexport const classNameEnvironmentFlexboxGlue = `${classNameEnvironment}-flexbox-glue`;\r\nexport const classNameEnvironmentFlexboxGlueMax = `${classNameEnvironmentFlexboxGlue}-max`;\r\n\r\nexport const dataAttributeHost = 'data-overlayscrollbars';\r\nexport const dataAttributeHostOverflowX = `${dataAttributeHost}-overflow-x`;\r\nexport const dataAttributeHostOverflowY = `${dataAttributeHost}-overflow-y`;\r\nexport const dataValueHostOverflowVisible = 'overflowVisible';\r\nexport const dataValueHostScrollbarHidden = 'scrollbarHidden';\r\nexport const dataValueHostUpdating = 'updating';\r\nexport const classNamePadding = 'os-padding';\r\nexport const classNameViewport = 'os-viewport';\r\nexport const classNameViewportArrange = `${classNameViewport}-arrange`;\r\nexport const classNameContent = 'os-content';\r\nexport const classNameViewportScrollbarHidden = `${classNameViewport}-scrollbar-hidden`;\r\nexport const classNameOverflowVisible = `os-overflow-visible`;\r\n\r\nexport const classNameSizeObserver = 'os-size-observer';\r\nexport const classNameSizeObserverAppear = `${classNameSizeObserver}-appear`;\r\nexport const classNameSizeObserverListener = `${classNameSizeObserver}-listener`;\r\nexport const classNameSizeObserverListenerScroll = `${classNameSizeObserverListener}-scroll`;\r\nexport const classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`;\r\nexport const classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`;\r\n\r\nexport const classNameTrinsicObserver = 'os-trinsic-observer';\r\n\r\nexport const classNameScrollbar = 'os-scrollbar';\r\nexport const classNameScrollbarHorizontal = `${classNameScrollbar}-horizontal`;\r\nexport const classNameScrollbarVertical = `${classNameScrollbar}-vertical`;\r\nexport const classNameScrollbarTrack = `${classNameScrollbar}-track`;\r\nexport const classNameScrollbarHandle = `${classNameScrollbar}-handle`;\r\nexport const classNamesScrollbarVisible = `${classNameScrollbar}-visible`;\r\nexport const classNamesScrollbarCornerless = `${classNameScrollbar}-cornerless`;\r\nexport const classNamesScrollbarTransitionless = `${classNameScrollbar}-transitionless`;\r\nexport const classNamesScrollbarInteraction = `${classNameScrollbar}-interaction`;\r\nexport const classNamesScrollbarUnusable = `${classNameScrollbar}-unusable`;\r\nexport const classNamesScrollbarAutoHidden = `${classNameScrollbar}-auto-hidden`;\r\nexport const classNamesScrollbarTrackInteractive = `${classNameScrollbarTrack}-interactive`;\r\nexport const classNamesScrollbarHandleInteractive = `${classNameScrollbarHandle}-interactive`;\r\n","import { assignDeep, each, isObject, keys, isArray, hasOwnProperty, isFunction } from 'support';\r\nimport { DeepPartial, DeepReadonly } from 'typings';\r\n\r\nconst opsStringify = (value: any) =>\r\n JSON.stringify(value, (_, val) => {\r\n if (isFunction(val)) {\r\n throw new Error();\r\n }\r\n return val;\r\n });\r\n\r\nexport type ResizeBehavior = 'none' | 'both' | 'horizontal' | 'vertical';\r\n\r\nexport type OverflowBehavior =\r\n | 'hidden'\r\n | 'scroll'\r\n | 'visible'\r\n | 'visible-hidden'\r\n | 'visible-scroll';\r\n\r\nexport type ScrollbarVisibilityBehavior = 'visible' | 'hidden' | 'auto';\r\n\r\nexport type ScrollbarAutoHideBehavior = 'never' | 'scroll' | 'leave' | 'move';\r\n\r\nexport type ScrollBehavior = 'always' | 'ifneeded' | 'never';\r\n\r\nexport type BasicEventCallback = (this: any) => void;\r\n\r\nexport type ScrollEventCallback = (this: any, args?: UIEvent) => void;\r\n\r\nexport type OverflowChangedCallback = (this: any, args?: OverflowChangedArgs) => void;\r\n\r\nexport type OverflowAmountChangedCallback = (this: any, args?: OverflowAmountChangedArgs) => void;\r\n\r\nexport type DirectionChangedCallback = (this: any, args?: DirectionChangedArgs) => void;\r\n\r\nexport type SizeChangedCallback = (this: any, args?: SizeChangedArgs) => void;\r\n\r\nexport type UpdatedCallback = (this: any, args?: UpdatedArgs) => void;\r\n\r\nexport interface Options {\r\n paddingAbsolute: boolean;\r\n showNativeOverlaidScrollbars: boolean;\r\n updating: {\r\n elementEvents: Array<[elementSelector: string, eventNames: string]> | null;\r\n attributes: string[] | null;\r\n debounce: [timeout: number, maxWait: number] | number | null; // (if tuple: [timeout: 0, maxWait: 33], if number: [timeout: number, maxWait: false]) debounce for content Changes\r\n ignoreMutation: ((mutation: MutationRecord) => any) | null;\r\n };\r\n overflow: {\r\n x: OverflowBehavior;\r\n y: OverflowBehavior;\r\n };\r\n scrollbars: {\r\n theme: string | null;\r\n visibility: ScrollbarVisibilityBehavior;\r\n autoHide: ScrollbarAutoHideBehavior;\r\n autoHideDelay: number;\r\n dragScroll: boolean;\r\n clickScroll: boolean;\r\n pointers: string[] | null;\r\n };\r\n}\r\n\r\nexport type ReadonlyOptions = DeepReadonly;\r\n\r\nexport interface OverflowChangedArgs {\r\n x: boolean;\r\n y: boolean;\r\n xScrollable: boolean;\r\n yScrollable: boolean;\r\n clipped: boolean;\r\n}\r\n\r\nexport interface OverflowAmountChangedArgs {\r\n x: number;\r\n y: number;\r\n}\r\n\r\nexport interface DirectionChangedArgs {\r\n isRTL: number;\r\n dir: string;\r\n}\r\n\r\nexport interface SizeChangedArgs {\r\n width: number;\r\n height: number;\r\n}\r\n\r\nexport interface UpdatedArgs {\r\n forced: boolean;\r\n}\r\n\r\nexport const defaultOptions: Options = {\r\n // resize: 'none', // none || both || horizontal || vertical || n || b || h || v\r\n paddingAbsolute: false, // true || false\r\n showNativeOverlaidScrollbars: false, // true || false\r\n updating: {\r\n elementEvents: [['img', 'load']], // array of tuples || null\r\n debounce: [0, 33], // number || number array || null\r\n attributes: null, // string array || null\r\n ignoreMutation: null, // () => any || null\r\n },\r\n overflow: {\r\n x: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n y: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n },\r\n scrollbars: {\r\n theme: 'os-theme-dark',\r\n visibility: 'auto', // visible || hidden || auto || v || h || a\r\n autoHide: 'never', // never || scroll || leave || move || n || s || l || m\r\n autoHideDelay: 800, // number\r\n dragScroll: true, // true || false\r\n clickScroll: false, // true || false\r\n pointers: ['mouse', 'touch', 'pen'], // null || array of supported pointers: https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/pointerType\r\n },\r\n};\r\n\r\nexport const getOptionsDiff = (currOptions: T, newOptions: DeepPartial): DeepPartial => {\r\n const diff: DeepPartial = {};\r\n const optionsKeys = keys(newOptions).concat(keys(currOptions));\r\n\r\n each(optionsKeys, (optionKey) => {\r\n const currOptionValue = currOptions[optionKey];\r\n const newOptionValue = newOptions[optionKey];\r\n\r\n if (isObject(currOptionValue) && isObject(newOptionValue)) {\r\n assignDeep((diff[optionKey] = {}), getOptionsDiff(currOptionValue, newOptionValue));\r\n } else if (hasOwnProperty(newOptions, optionKey) && newOptionValue !== currOptionValue) {\r\n let isDiff = true;\r\n\r\n if (isArray(currOptionValue) || isArray(newOptionValue)) {\r\n try {\r\n if (opsStringify(currOptionValue) === opsStringify(newOptionValue)) {\r\n isDiff = false;\r\n }\r\n } catch {}\r\n }\r\n\r\n if (isDiff) {\r\n diff[optionKey] = newOptionValue;\r\n }\r\n }\r\n });\r\n\r\n return diff;\r\n};\r\n","import { assignDeep, each, isArray, keys } from 'support';\r\nimport { OverlayScrollbars, OverlayScrollbarsStatic } from 'overlayscrollbars';\r\n\r\nexport type PluginInstance =\r\n | Record\r\n | ((staticObj: OverlayScrollbarsStatic, instanceObj: OverlayScrollbars) => void);\r\nexport type Plugin = {\r\n [pluginName: string]: T;\r\n};\r\n\r\nconst pluginRegistry: Record = {};\r\n\r\nexport const getPlugins = () => assignDeep({}, pluginRegistry);\r\n\r\nexport const addPlugin = (addedPlugin: Plugin | Plugin[]) => {\r\n each((isArray(addedPlugin) ? addedPlugin : [addedPlugin]) as Plugin[], (plugin) => {\r\n each(keys(plugin), (pluginName) => {\r\n pluginRegistry[pluginName] = plugin[pluginName];\r\n });\r\n });\r\n};\r\n","function _extends() {\n module.exports = _extends = Object.assign ? Object.assign.bind() : function (target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = arguments[i];\n\n for (var key in source) {\n if (Object.prototype.hasOwnProperty.call(source, key)) {\n target[key] = source[key];\n }\n }\n }\n\n return target;\n }, module.exports.__esModule = true, module.exports[\"default\"] = module.exports;\n return _extends.apply(this, arguments);\n}\n\nmodule.exports = _extends, module.exports.__esModule = true, module.exports[\"default\"] = module.exports;","import { each, hasOwnProperty, keys, push, isEmptyObject } from 'support/utils';\r\nimport { type, isArray, isUndefined, isPlainObject, isString } from 'support/utils/types';\r\nimport { PlainObject, DeepPartial } from 'typings';\r\n\r\nexport type OptionsObjectType = Record;\r\nexport type OptionsFunctionType = (this: any, ...args: any[]) => any;\r\nexport type OptionsTemplateType = ExtractPropsKey<\r\n OptionsTemplateTypeMap,\r\n T\r\n>;\r\nexport type OptionsTemplateTypes = keyof OptionsTemplateTypeMap;\r\nexport type OptionsTemplateNativeTypes = OptionsTemplateTypeMap[keyof OptionsTemplateTypeMap];\r\n\r\nexport type OptionsTemplateValue = T extends string\r\n ? string extends T\r\n ? OptionsTemplateValueNonEnum\r\n : string\r\n : OptionsTemplateValueNonEnum;\r\n\r\nexport type OptionsTemplate = {\r\n [P in keyof T]: T[P] extends OptionsObjectType\r\n ? OptionsTemplate\r\n : T[P] extends OptionsTemplateNativeTypes\r\n ? OptionsTemplateValue\r\n : never;\r\n};\r\n\r\nexport type OptionsValidationResult = [\r\n DeepPartial, // validated\r\n Record // foreign\r\n];\r\n\r\ntype OptionsTemplateTypeMap = {\r\n __TPL_boolean_TYPE__: boolean;\r\n __TPL_number_TYPE__: number;\r\n __TPL_string_TYPE__: string;\r\n __TPL_array_TYPE__: Array | ReadonlyArray;\r\n __TPL_function_TYPE__: OptionsFunctionType;\r\n __TPL_null_TYPE__: null;\r\n __TPL_object_TYPE__: OptionsObjectType;\r\n};\r\n\r\ntype OptionsTemplateValueNonEnum =\r\n | OptionsTemplateType\r\n | [OptionsTemplateType, ...Array];\r\n\r\ntype ExtractPropsKey = {\r\n [P in keyof T]: TProps extends T[P] ? P : never;\r\n}[keyof T];\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType;\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = {\r\n boolean: '__TPL_boolean_TYPE__',\r\n number: '__TPL_number_TYPE__',\r\n string: '__TPL_string_TYPE__',\r\n array: '__TPL_array_TYPE__',\r\n object: '__TPL_object_TYPE__',\r\n function: '__TPL_function_TYPE__',\r\n null: '__TPL_null_TYPE__',\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidationResult => {\r\n const validatedOptions: DeepPartial = {};\r\n const optionsCopy: DeepPartial = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array =\r\n template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const [validated, foreign] = validateRecursive(\r\n templateValue as T,\r\n optionsValue,\r\n doWriteErrors,\r\n propPrefix + prop\r\n );\r\n validatedOptions[prop] = validated as any;\r\n optionsCopy[prop] = foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n let typeString: string | undefined;\r\n each(optionsTemplateTypes, (value: string, key: string) => {\r\n if (value === currTemplateType) {\r\n typeString = key;\r\n }\r\n });\r\n const isEnumString = isUndefined(typeString);\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n push(errorEnumStrings, enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n push(errorPossibleTypes, isEnumString ? optionsTemplateTypes.string : typeString!);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n validatedOptions[prop] = optionsValue;\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${\r\n errorEnumStrings.length > 0\r\n ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].`\r\n : ''\r\n }`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return [validatedOptions, optionsCopy]; // optionsCopy equals now to foreign options\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a tuple which looks like:\r\n * [\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * ]\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validateOptions = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean\r\n): OptionsValidationResult => validateRecursive(template, options, doWriteErrors);\r\n\r\nexport { validateOptions, optionsTemplateTypes };\r\n","import {\r\n Options,\r\n OverflowBehavior,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport {\r\n validateOptions,\r\n OptionsTemplate,\r\n OptionsTemplateValue,\r\n optionsTemplateTypes as oTypes,\r\n} from 'plugins/optionsValidationPlugin/validation';\r\nimport type { DeepPartial } from 'typings';\r\nimport type { Plugin } from 'plugins';\r\n\r\nconst numberAllowedValues: OptionsTemplateValue = oTypes.number;\r\nconst booleanAllowedValues: OptionsTemplateValue = oTypes.boolean;\r\nconst arrayNullValues: OptionsTemplateValue | null> = [oTypes.array, oTypes.null];\r\nconst overflowAllowedValues: OptionsTemplateValue =\r\n 'hidden scroll visible visible-hidden';\r\nconst scrollbarsVisibilityAllowedValues: OptionsTemplateValue =\r\n 'visible hidden auto';\r\nconst scrollbarsAutoHideAllowedValues: OptionsTemplateValue =\r\n 'never scroll leavemove';\r\n\r\nconst optionsTemplate: OptionsTemplate = {\r\n // resize: resizeAllowedValues, // none || both || horizontal || vertical || n || b ||\r\n paddingAbsolute: booleanAllowedValues, // true || false\r\n showNativeOverlaidScrollbars: booleanAllowedValues, // true || false\r\n updating: {\r\n elementEvents: arrayNullValues, // array of tuples || null\r\n attributes: arrayNullValues,\r\n debounce: [oTypes.number, oTypes.array, oTypes.null], // number || number array || null\r\n ignoreMutation: [oTypes.function, oTypes.null], // function || null\r\n },\r\n overflow: {\r\n x: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n y: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n },\r\n scrollbars: {\r\n theme: [oTypes.string, oTypes.null], // string || null\r\n visibility: scrollbarsVisibilityAllowedValues, // visible || hidden || auto || v ||\r\n autoHide: scrollbarsAutoHideAllowedValues, // never || scroll || leave || move ||\r\n autoHideDelay: numberAllowedValues, // number\r\n dragScroll: booleanAllowedValues, // true || false\r\n clickScroll: booleanAllowedValues, // true || false\r\n pointers: [oTypes.array, oTypes.null], // string array\r\n },\r\n /*\r\n textarea: {\r\n dynWidth: booleanAllowedValues, // true || false\r\n dynHeight: booleanAllowedValues, // true || false\r\n inheritedAttrs: stringArrayNullAllowedValues, // string || array || nul\r\n },\r\n */\r\n};\r\n\r\nexport type OptionsValidationPluginInstance = {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => DeepPartial;\r\n};\r\n\r\nexport const optionsValidationPluginName = '__osOptionsValidationPlugin';\r\n\r\nexport const optionsValidationPlugin: Plugin = {\r\n [optionsValidationPluginName]: {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => {\r\n const [validated, foreign] = validateOptions(optionsTemplate, options, doWriteErrors);\r\n return { ...foreign, ...validated };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n style,\r\n appendChildren,\r\n offsetSize,\r\n scrollLeft,\r\n scrollTop,\r\n on,\r\n addClass,\r\n equalWH,\r\n push,\r\n cAF,\r\n rAF,\r\n stopPropagation,\r\n} from 'support';\r\nimport {\r\n classNameSizeObserverListenerScroll,\r\n classNameSizeObserverListenerItem,\r\n classNameSizeObserverListenerItemFinal,\r\n} from 'classnames';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type SizeObserverPluginInstance = {\r\n _: (\r\n listenerElement: HTMLElement,\r\n onSizeChangedCallback: (appear: boolean) => any,\r\n observeAppearChange: boolean\r\n ) => [appearCallback: () => any, offFns: (() => any)[]];\r\n};\r\n\r\nconst scrollAmount = 3333333;\r\nconst scrollEventName = 'scroll';\r\nexport const sizeObserverPluginName = '__osSizeObserverPlugin';\r\n\r\nexport const sizeObserverPlugin: Plugin = {\r\n [sizeObserverPluginName]: {\r\n _: (listenerElement, onSizeChangedCallback, observeAppearChange) => {\r\n const observerElementChildren = createDOM(\r\n `
`\r\n );\r\n appendChildren(listenerElement, observerElementChildren);\r\n addClass(listenerElement, classNameSizeObserverListenerScroll);\r\n const observerElementChildrenRoot = observerElementChildren[0] as HTMLElement;\r\n const shrinkElement = observerElementChildrenRoot.lastChild as HTMLElement;\r\n const expandElement = observerElementChildrenRoot.firstChild as HTMLElement;\r\n const expandElementChild = expandElement?.firstChild as HTMLElement;\r\n\r\n let cacheSize = offsetSize(observerElementChildrenRoot);\r\n let currSize = cacheSize;\r\n let isDirty = false;\r\n let rAFId: number;\r\n\r\n const reset = () => {\r\n scrollLeft(expandElement, scrollAmount);\r\n scrollTop(expandElement, scrollAmount);\r\n scrollLeft(shrinkElement, scrollAmount);\r\n scrollTop(shrinkElement, scrollAmount);\r\n };\r\n const onResized = (appear?: unknown) => {\r\n rAFId = 0;\r\n if (isDirty) {\r\n cacheSize = currSize;\r\n onSizeChangedCallback(appear === true);\r\n }\r\n };\r\n const onScroll = (scrollEvent?: Event | false) => {\r\n currSize = offsetSize(observerElementChildrenRoot);\r\n isDirty = !scrollEvent || !equalWH(currSize, cacheSize);\r\n\r\n if (scrollEvent) {\r\n stopPropagation(scrollEvent);\r\n\r\n if (isDirty && !rAFId) {\r\n cAF!(rAFId);\r\n rAFId = rAF!(onResized);\r\n }\r\n } else {\r\n onResized(scrollEvent === false);\r\n }\r\n\r\n reset();\r\n };\r\n const offListeners = push(\r\n [],\r\n [on(expandElement, scrollEventName, onScroll), on(shrinkElement, scrollEventName, onScroll)]\r\n );\r\n\r\n // lets assume that the divs will never be that large and a constant value is enough\r\n style(expandElementChild, {\r\n width: scrollAmount,\r\n height: scrollAmount,\r\n });\r\n\r\n rAF!(reset);\r\n\r\n return [observeAppearChange ? onScroll.bind(0, false) : reset, offListeners];\r\n },\r\n },\r\n};\r\n","import {\r\n keys,\r\n attr,\r\n WH,\r\n style,\r\n addClass,\r\n removeClass,\r\n noop,\r\n each,\r\n assignDeep,\r\n windowSize,\r\n UpdateCache,\r\n XY,\r\n} from 'support';\r\nimport { classNameViewportArrange } from 'classnames';\r\nimport type { StyleObject } from 'typings';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type {\r\n ViewportOverflowState,\r\n GetViewportOverflowState,\r\n HideNativeScrollbars,\r\n} from 'setups/structureSetup/updateSegments/overflowUpdateSegment';\r\nimport type { InternalEnvironment } from 'environment';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type ArrangeViewport = (\r\n viewportOverflowState: ViewportOverflowState,\r\n viewportScrollSize: WH,\r\n sizeFraction: WH,\r\n directionIsRTL: boolean\r\n) => boolean;\r\n\r\nexport type UndoViewportArrangeResult = [\r\n redoViewportArrange: () => void,\r\n overflowState?: ViewportOverflowState\r\n];\r\n\r\nexport type UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars: boolean,\r\n directionIsRTL: boolean,\r\n viewportOverflowState?: ViewportOverflowState\r\n) => UndoViewportArrangeResult;\r\n\r\nexport type ScrollbarsHidingPluginInstance = {\r\n _createUniqueViewportArrangeElement(env: InternalEnvironment): HTMLStyleElement | false;\r\n _overflowUpdateSegment(\r\n doViewportArrange: boolean,\r\n flexboxGlue: boolean,\r\n viewport: HTMLElement,\r\n viewportArrange: HTMLStyleElement | false | null | undefined,\r\n getState: () => StructureSetupState,\r\n getViewportOverflowState: GetViewportOverflowState,\r\n hideNativeScrollbars: HideNativeScrollbars\r\n ): [ArrangeViewport, UndoArrangeViewport];\r\n _envWindowZoom(): (\r\n envInstance: InternalEnvironment,\r\n updateNativeScrollbarSizeCache: UpdateCache>,\r\n triggerEvent: () => void\r\n ) => void;\r\n};\r\n\r\nlet contentArrangeCounter = 0;\r\nconst { round, abs } = Math;\r\nconst getWindowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nexport const scrollbarsHidingPluginName = '__osScrollbarsHidingPlugin';\r\n\r\nexport const scrollbarsHidingPlugin: Plugin = {\r\n [scrollbarsHidingPluginName]: {\r\n _createUniqueViewportArrangeElement: (env: InternalEnvironment) => {\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _cssCustomProperties } = env;\r\n const create =\r\n !_cssCustomProperties &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const result = create ? document.createElement('style') : false;\r\n\r\n if (result) {\r\n attr(result, 'id', `${classNameViewportArrange}-${contentArrangeCounter}`);\r\n contentArrangeCounter++;\r\n }\r\n\r\n return result;\r\n },\r\n _overflowUpdateSegment: (\r\n doViewportArrange,\r\n flexboxGlue,\r\n viewport,\r\n viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n ) => {\r\n /**\r\n * Sets the styles of the viewport arrange element.\r\n * @param viewportOverflowState The viewport overflow state according to which the scrollbars shall be hidden.\r\n * @param viewportScrollSize The content scroll size.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @returns A boolean which indicates whether the viewport arrange element was adjusted.\r\n */\r\n const arrangeViewport: ArrangeViewport = (\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n directionIsRTL\r\n ) => {\r\n if (doViewportArrange) {\r\n const { _viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const viewportArrangeHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingRight'\r\n : 'paddingLeft';\r\n const viewportArrangeHorizontalPaddingValue = _viewportPaddingStyle[\r\n viewportArrangeHorizontalPaddingKey\r\n ] as number;\r\n const viewportArrangeVerticalPaddingValue = _viewportPaddingStyle.paddingTop as number;\r\n const fractionalContentWidth = viewportScrollSize.w + sizeFraction.w;\r\n const fractionalContenHeight = viewportScrollSize.h + sizeFraction.h;\r\n const arrangeSize = {\r\n w:\r\n hideOffsetY && arrangeY\r\n ? `${\r\n hideOffsetY + fractionalContentWidth - viewportArrangeHorizontalPaddingValue\r\n }px`\r\n : '',\r\n h:\r\n hideOffsetX && arrangeX\r\n ? `${hideOffsetX + fractionalContenHeight - viewportArrangeVerticalPaddingValue}px`\r\n : '',\r\n };\r\n\r\n // adjust content arrange / before element\r\n if (viewportArrange) {\r\n const { sheet } = viewportArrange;\r\n if (sheet) {\r\n const { cssRules } = sheet;\r\n if (cssRules) {\r\n if (!cssRules.length) {\r\n sheet.insertRule(\r\n `#${attr(viewportArrange, 'id')} + .${classNameViewportArrange}::before {}`,\r\n 0\r\n );\r\n }\r\n\r\n // @ts-ignore\r\n const ruleStyle = cssRules[0].style;\r\n\r\n ruleStyle.width = arrangeSize.w;\r\n ruleStyle.height = arrangeSize.h;\r\n }\r\n }\r\n } else {\r\n style<'--os-vaw' | '--os-vah'>(viewport, {\r\n '--os-vaw': arrangeSize.w,\r\n '--os-vah': arrangeSize.h,\r\n });\r\n }\r\n }\r\n\r\n return doViewportArrange;\r\n };\r\n\r\n /**\r\n * Removes all styles applied because of the viewport arrange strategy.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportOverflowState The currentviewport overflow state or undefined if it has to be determined.\r\n * @returns A object with a function which applies all the removed styles and the determined viewport vverflow state.\r\n */\r\n const undoViewportArrange: UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars,\r\n directionIsRTL,\r\n viewportOverflowState?\r\n ) => {\r\n if (doViewportArrange) {\r\n const finalViewportOverflowState =\r\n viewportOverflowState || getViewportOverflowState(showNativeOverlaidScrollbars);\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffsetArrange } = finalViewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const finalPaddingStyle: StyleObject = {};\r\n const assignProps = (props: string) =>\r\n each(props.split(' '), (prop) => {\r\n finalPaddingStyle[prop] = viewportPaddingStyle[prop];\r\n });\r\n\r\n if (arrangeX) {\r\n assignProps('marginBottom paddingTop paddingBottom');\r\n }\r\n\r\n if (arrangeY) {\r\n assignProps('marginLeft marginRight paddingLeft paddingRight');\r\n }\r\n\r\n const prevStyle = style(viewport, keys(finalPaddingStyle));\r\n\r\n removeClass(viewport, classNameViewportArrange);\r\n\r\n if (!flexboxGlue) {\r\n finalPaddingStyle.height = '';\r\n }\r\n\r\n style(viewport, finalPaddingStyle);\r\n\r\n return [\r\n () => {\r\n hideNativeScrollbars(\r\n finalViewportOverflowState,\r\n directionIsRTL,\r\n doViewportArrange,\r\n prevStyle\r\n );\r\n style(viewport, prevStyle);\r\n addClass(viewport, classNameViewportArrange);\r\n },\r\n finalViewportOverflowState,\r\n ];\r\n }\r\n return [noop];\r\n };\r\n\r\n return [arrangeViewport, undoViewportArrange];\r\n },\r\n _envWindowZoom: () => {\r\n let size = { w: 0, h: 0 };\r\n let dpr = 0;\r\n\r\n return (envInstance, updateNativeScrollbarSizeCache, triggerEvent) => {\r\n const sizeNew = windowSize();\r\n const deltaSize = {\r\n w: sizeNew.w - size.w,\r\n h: sizeNew.h - size.h,\r\n };\r\n\r\n if (deltaSize.w === 0 && deltaSize.h === 0) {\r\n return;\r\n }\r\n\r\n const deltaAbsSize = {\r\n w: abs(deltaSize.w),\r\n h: abs(deltaSize.h),\r\n };\r\n const deltaAbsRatio = {\r\n w: abs(round(sizeNew.w / (size.w / 100.0))),\r\n h: abs(round(sizeNew.h / (size.h / 100.0))),\r\n };\r\n const dprNew = getWindowDPR();\r\n const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;\r\n const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);\r\n const dprChanged = dprNew !== dpr && dprNew > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n if (isZoom) {\r\n const [scrollbarSize, scrollbarSizeChanged] = updateNativeScrollbarSizeCache();\r\n\r\n assignDeep(envInstance._nativeScrollbarsSize, scrollbarSize); // keep the object same!\r\n\r\n if (scrollbarSizeChanged) {\r\n triggerEvent();\r\n }\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n fractionalSize,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n equalBCRWH,\r\n getBoundingClientRect,\r\n assignDeep,\r\n cssProperty,\r\n createCache,\r\n equalXY,\r\n createEventListenerHub,\r\n EventListener,\r\n} from 'support';\r\nimport {\r\n classNameEnvironment,\r\n classNameEnvironmentFlexboxGlue,\r\n classNameEnvironmentFlexboxGlueMax,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { Options, defaultOptions } from 'options';\r\nimport { DeepPartial } from 'typings';\r\nimport { Initialization } from 'initialization';\r\nimport { getPlugins, ScrollbarsHidingPluginInstance, scrollbarsHidingPluginName } from 'plugins';\r\n\r\ntype EnvironmentEventMap = {\r\n _: [];\r\n};\r\n\r\nexport interface InternalEnvironment {\r\n readonly _nativeScrollbarsSize: XY;\r\n readonly _nativeScrollbarsOverlaid: XY;\r\n readonly _nativeScrollbarsHiding: boolean;\r\n readonly _rtlScrollBehavior: { n: boolean; i: boolean };\r\n readonly _flexboxGlue: boolean;\r\n readonly _cssCustomProperties: boolean;\r\n readonly _staticDefaultInitialization: Initialization;\r\n readonly _staticDefaultOptions: Options;\r\n _addListener(listener: EventListener): () => void;\r\n _getDefaultInitialization(): Initialization;\r\n _setDefaultInitialization(newInitialization: DeepPartial): void;\r\n _getDefaultOptions(): Options;\r\n _setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nlet environmentInstance: InternalEnvironment;\r\n\r\nconst getNativeScrollbarSize = (\r\n body: HTMLElement,\r\n measureElm: HTMLElement,\r\n measureElmChild: HTMLElement,\r\n clear?: boolean\r\n): XY => {\r\n appendChildren(body, measureElm);\r\n\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n const fSize = fractionalSize(measureElmChild);\r\n\r\n clear && removeElements(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h + fSize.h,\r\n y: oSize.w - cSize.w + fSize.w,\r\n };\r\n};\r\n\r\nconst getNativeScrollbarsHiding = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n const revertClass = addClass(testElm, classNameViewportScrollbarHidden);\r\n try {\r\n result =\r\n style(testElm, cssProperty('scrollbar-width')) === 'none' ||\r\n window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') ===\r\n 'none';\r\n } catch (ex) {}\r\n revertClass();\r\n return result;\r\n};\r\n\r\nconst getRtlScrollBehavior = (\r\n parentElm: HTMLElement,\r\n childElm: HTMLElement\r\n): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst getFlexboxGlue = (parentElm: HTMLElement, childElm: HTMLElement): boolean => {\r\n const revertFbxGlue = addClass(parentElm, classNameEnvironmentFlexboxGlue);\r\n const minOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const minOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMin = equalBCRWH(minOffsetsize, minOffsetsizeParent, true);\r\n\r\n const revertFbxGlueMax = addClass(parentElm, classNameEnvironmentFlexboxGlueMax);\r\n const maxOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const maxOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMax = equalBCRWH(maxOffsetsize, maxOffsetsizeParent, true);\r\n\r\n revertFbxGlue();\r\n revertFbxGlueMax();\r\n\r\n return supportsMin && supportsMax;\r\n};\r\n\r\nconst createEnvironment = (): InternalEnvironment => {\r\n const { body } = document;\r\n const envDOM = createDOM(`
`);\r\n const envElm = envDOM[0] as HTMLElement;\r\n const envChildElm = envElm.firstChild as HTMLElement;\r\n const [addEvent, , triggerEvent] = createEventListenerHub();\r\n const [updateNativeScrollbarSizeCache, getNativeScrollbarSizeCache] = createCache(\r\n {\r\n _initialValue: getNativeScrollbarSize(body, envElm, envChildElm),\r\n _equal: equalXY,\r\n },\r\n getNativeScrollbarSize.bind(0, body, envElm, envChildElm, true)\r\n );\r\n const [nativeScrollbarsSize] = getNativeScrollbarSizeCache();\r\n const nativeScrollbarsHiding = getNativeScrollbarsHiding(envElm);\r\n const nativeScrollbarsOverlaid = {\r\n x: nativeScrollbarsSize.x === 0,\r\n y: nativeScrollbarsSize.y === 0,\r\n };\r\n const staticDefaultInitialization: Initialization = {\r\n host: null,\r\n padding: !nativeScrollbarsHiding,\r\n viewport: (target) => nativeScrollbarsHiding && target === target.ownerDocument.body && target,\r\n content: false,\r\n scrollbarsSlot: true,\r\n cancel: {\r\n nativeScrollbarsOverlaid: true,\r\n body: null,\r\n },\r\n };\r\n const staticDefaultOptions = assignDeep({}, defaultOptions);\r\n\r\n const env: InternalEnvironment = {\r\n _nativeScrollbarsSize: nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid: nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding: nativeScrollbarsHiding,\r\n _cssCustomProperties: style(envElm, 'zIndex') === '-1',\r\n _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),\r\n _flexboxGlue: getFlexboxGlue(envElm, envChildElm),\r\n _addListener: (listener) => addEvent('_', listener),\r\n _getDefaultInitialization: assignDeep.bind(\r\n 0,\r\n {} as Initialization,\r\n staticDefaultInitialization\r\n ),\r\n _setDefaultInitialization(newInitializationStrategy) {\r\n assignDeep(staticDefaultInitialization, newInitializationStrategy);\r\n },\r\n _getDefaultOptions: assignDeep.bind(0, {} as Options, staticDefaultOptions),\r\n _setDefaultOptions(newDefaultOptions) {\r\n assignDeep(staticDefaultOptions, newDefaultOptions);\r\n },\r\n _staticDefaultInitialization: assignDeep({}, staticDefaultInitialization),\r\n _staticDefaultOptions: assignDeep({}, staticDefaultOptions),\r\n };\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarsHiding && (!nativeScrollbarsOverlaid.x || !nativeScrollbarsOverlaid.y)) {\r\n let resizeFn: undefined | ReturnType;\r\n window.addEventListener('resize', () => {\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n\r\n resizeFn = resizeFn || (scrollbarsHidingPlugin && scrollbarsHidingPlugin._envWindowZoom());\r\n resizeFn && resizeFn(env, updateNativeScrollbarSizeCache, triggerEvent.bind(0, '_'));\r\n });\r\n }\r\n\r\n return env;\r\n};\r\n\r\nconst getEnvironment = (): InternalEnvironment => {\r\n if (!environmentInstance) {\r\n environmentInstance = createEnvironment();\r\n }\r\n return environmentInstance;\r\n};\r\n\r\nexport { getEnvironment };\r\n","import { isFunction, isHTMLElement, isNull, isUndefined } from 'support';\r\nimport type { StructureInitialization } from 'setups/structureSetup';\r\nimport type { ScrollbarsInitialization } from 'setups/scrollbarsSetup';\r\nimport { getEnvironment } from 'environment';\r\nimport { DeepPartial } from 'typings';\r\nimport { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\ntype StaticInitialization = HTMLElement | false | null;\r\ntype DynamicInitialization = HTMLElement | boolean | null;\r\n\r\nexport type InitializationTargetElement = HTMLElement | HTMLTextAreaElement;\r\n\r\nexport type Initialization = Omit &\r\n ScrollbarsInitialization & {\r\n cancel: {\r\n nativeScrollbarsOverlaid: boolean;\r\n body: boolean | null;\r\n };\r\n };\r\n\r\nexport type InitializationTargetObject = DeepPartial &\r\n Pick;\r\n\r\nexport type InitializationTarget = InitializationTargetElement | InitializationTargetObject;\r\n\r\n/**\r\n * Static elements MUST be present.\r\n * With false, null or undefined the element will be generated, otherwise the specified element is taken.\r\n */\r\nexport type StaticInitializationElement =\r\n | ((...args: Args) => StaticInitialization)\r\n | StaticInitialization;\r\n\r\n/**\r\n * Dynamic element CAN be present.\r\n * If its a element the element will be taken as the repsective element.\r\n * With true the element will be generated.\r\n * With false, null or undefined the element won't be generated.\r\n */\r\nexport type DynamicInitializationElement =\r\n | ((...args: Args) => DynamicInitialization)\r\n | DynamicInitialization;\r\n\r\nexport type FallbackInitializtationElement<\r\n InitElm extends StaticInitializationElement | DynamicInitializationElement\r\n> = Extract any> extends (...args: infer P) => any\r\n ? (...args: P) => HTMLElement\r\n : never;\r\n\r\nconst resolveInitialization = (value: any, args: any): T =>\r\n isFunction(value) ? value.apply(0, args) : value;\r\n\r\nconst staticInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackStaticInitializationElement: FallbackInitializtationElement,\r\n defaultStaticInitializationElementStrategy: T,\r\n staticInitializationElementValue?: T\r\n): HTMLElement => {\r\n const staticInitialization = isUndefined(staticInitializationElementValue)\r\n ? defaultStaticInitializationElementStrategy\r\n : staticInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n staticInitialization,\r\n args\r\n );\r\n return resolvedInitialization || fallbackStaticInitializationElement();\r\n};\r\n\r\nconst dynamicInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackDynamicInitializationElement: FallbackInitializtationElement,\r\n defaultDynamicInitializationElementStrategy: T,\r\n dynamicInitializationElementValue?: T\r\n): HTMLElement | false => {\r\n const dynamicInitialization = isUndefined(dynamicInitializationElementValue)\r\n ? defaultDynamicInitializationElementStrategy\r\n : dynamicInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n dynamicInitialization,\r\n args\r\n );\r\n return (\r\n !!resolvedInitialization &&\r\n (isHTMLElement(resolvedInitialization)\r\n ? resolvedInitialization\r\n : fallbackDynamicInitializationElement())\r\n );\r\n};\r\n\r\nconst cancelInitialization = (\r\n cancelInitializationValue: DeepPartial | false | null | undefined,\r\n structureSetupElements: StructureSetupElementsObj\r\n): boolean => {\r\n const { nativeScrollbarsOverlaid, body } = cancelInitializationValue || {};\r\n const { _isBody, _viewportIsTarget } = structureSetupElements;\r\n const { _getDefaultInitialization, _nativeScrollbarsOverlaid } = getEnvironment();\r\n const { nativeScrollbarsOverlaid: defaultNativeScrollbarsOverlaid, body: defaultbody } =\r\n _getDefaultInitialization().cancel;\r\n\r\n const resolvedNativeScrollbarsOverlaid =\r\n nativeScrollbarsOverlaid ?? defaultNativeScrollbarsOverlaid;\r\n const resolvedDocumentScrollingElement = isUndefined(body) ? defaultbody : body;\r\n\r\n const finalNativeScrollbarsOverlaid =\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y) &&\r\n resolvedNativeScrollbarsOverlaid;\r\n const finalDocumentScrollingElement =\r\n _isBody &&\r\n (isNull(resolvedDocumentScrollingElement)\r\n ? !_viewportIsTarget\r\n : resolvedDocumentScrollingElement);\r\n\r\n return !!finalNativeScrollbarsOverlaid || !!finalDocumentScrollingElement;\r\n};\r\n\r\nexport { staticInitializationElement, dynamicInitializationElement, cancelInitialization };\r\n","import {\r\n isHTMLElement,\r\n appendChildren,\r\n createDiv,\r\n is,\r\n contents,\r\n insertAfter,\r\n addClass,\r\n parent,\r\n indexOf,\r\n removeElements,\r\n removeClass,\r\n hasClass,\r\n push,\r\n runEachAndClear,\r\n insertBefore,\r\n attr,\r\n keys,\r\n removeAttr,\r\n attrClass,\r\n hasAttrClass,\r\n noop,\r\n} from 'support';\r\nimport {\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n classNamePadding,\r\n classNameViewport,\r\n classNameContent,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type { ScrollbarsHidingPluginInstance } from 'plugins/scrollbarsHidingPlugin';\r\nimport {\r\n staticInitializationElement as generalStaticInitializationElement,\r\n dynamicInitializationElement as generalDynamicInitializationElement,\r\n} from 'initialization';\r\nimport type {\r\n InitializationTarget,\r\n InitializationTargetElement,\r\n InitializationTargetObject,\r\n} from 'initialization';\r\nimport type {\r\n StructureDynamicInitializationElement,\r\n StructureStaticInitializationElement,\r\n} from 'setups/structureSetup/structureSetup.initialization';\r\n\r\nexport type StructureSetupElements = [\r\n targetObj: StructureSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport interface StructureSetupElementsObj {\r\n _target: InitializationTargetElement;\r\n _host: HTMLElement;\r\n _viewport: HTMLElement;\r\n _padding: HTMLElement | false;\r\n _content: HTMLElement | false;\r\n _viewportArrange: HTMLStyleElement | false | null | undefined;\r\n _scrollOffsetElement: HTMLElement;\r\n _scrollEventElement: HTMLElement | Document;\r\n // ctx ----\r\n _isTextarea: boolean;\r\n _isBody: boolean;\r\n _windowElm: Window;\r\n _documentElm: Document;\r\n _targetIsElm: boolean;\r\n _viewportIsTarget: boolean;\r\n _viewportHasClass: (className: string, attributeClassName: string) => boolean;\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) => void;\r\n}\r\n\r\nconst createNewDiv = createDiv.bind(0, '');\r\n\r\nconst unwrap = (elm: HTMLElement | false | null | undefined) => {\r\n appendChildren(parent(elm), contents(elm));\r\n removeElements(elm);\r\n};\r\n\r\nconst addDataAttrHost = (elm: HTMLElement, value: string) => {\r\n attr(elm, dataAttributeHost, value);\r\n return removeAttr.bind(0, elm, dataAttributeHost);\r\n};\r\n\r\nexport const createStructureSetupElements = (\r\n target: InitializationTarget\r\n): StructureSetupElements => {\r\n const env = getEnvironment();\r\n const { _getDefaultInitialization, _nativeScrollbarsHiding } = env;\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const createUniqueViewportArrangeElement =\r\n scrollbarsHidingPlugin && scrollbarsHidingPlugin._createUniqueViewportArrangeElement;\r\n const {\r\n host: defaultHostInitialization,\r\n viewport: defaultViewportInitialization,\r\n padding: defaultPaddingInitialization,\r\n content: defaultContentInitialization,\r\n } = _getDefaultInitialization();\r\n const targetIsElm = isHTMLElement(target);\r\n const targetStructureInitialization = (targetIsElm ? {} : target) as InitializationTargetObject;\r\n const {\r\n host: hostInitialization,\r\n padding: paddingInitialization,\r\n viewport: viewportInitialization,\r\n content: contentInitialization,\r\n } = targetStructureInitialization;\r\n\r\n const targetElement = targetIsElm ? target : targetStructureInitialization.target;\r\n const isTextarea = is(targetElement, 'textarea');\r\n const ownerDocument = targetElement.ownerDocument;\r\n const isBody = targetElement === ownerDocument.body;\r\n const wnd = ownerDocument.defaultView as Window;\r\n const staticInitializationElement =\r\n generalStaticInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const dynamicInitializationElement =\r\n generalDynamicInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const viewportElement = staticInitializationElement(\r\n createNewDiv,\r\n defaultViewportInitialization,\r\n viewportInitialization\r\n );\r\n const viewportIsTarget = viewportElement === targetElement;\r\n const evaluatedTargetObj: StructureSetupElementsObj = {\r\n _target: targetElement,\r\n _host: isTextarea\r\n ? staticInitializationElement(createNewDiv, defaultHostInitialization, hostInitialization)\r\n : (targetElement as HTMLElement),\r\n _viewport: viewportElement,\r\n _padding:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultPaddingInitialization,\r\n paddingInitialization\r\n ),\r\n _content:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultContentInitialization,\r\n contentInitialization\r\n ),\r\n _viewportArrange:\r\n !viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n createUniqueViewportArrangeElement &&\r\n createUniqueViewportArrangeElement(env),\r\n _scrollOffsetElement: isBody ? ownerDocument.documentElement : viewportElement,\r\n _scrollEventElement: isBody ? ownerDocument : viewportElement,\r\n _windowElm: wnd,\r\n _documentElm: ownerDocument,\r\n _isTextarea: isTextarea,\r\n _isBody: isBody,\r\n _targetIsElm: targetIsElm,\r\n _viewportIsTarget: viewportIsTarget,\r\n _viewportHasClass: (className: string, attributeClassName: string) =>\r\n viewportIsTarget\r\n ? hasAttrClass(viewportElement, dataAttributeHost, attributeClassName)\r\n : hasClass(viewportElement, className),\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) =>\r\n viewportIsTarget\r\n ? attrClass(viewportElement, dataAttributeHost, attributeClassName, add)\r\n : (add ? addClass : removeClass)(viewportElement, className),\r\n };\r\n const generatedElements = keys(evaluatedTargetObj).reduce((arr, key: string) => {\r\n const value = evaluatedTargetObj[key];\r\n return push(arr, value && !parent(value) ? value : false);\r\n }, [] as HTMLElement[]);\r\n const elementIsGenerated = (elm: HTMLElement | false) =>\r\n elm ? indexOf(generatedElements, elm) > -1 : null;\r\n const { _target, _host, _padding, _viewport, _content, _viewportArrange } = evaluatedTargetObj;\r\n const destroyFns: (() => any)[] = [];\r\n const isTextareaHostGenerated = isTextarea && elementIsGenerated(_host);\r\n const targetContents = isTextarea\r\n ? _target\r\n : contents(\r\n [_content, _viewport, _padding, _host, _target].find(\r\n (elm) => elementIsGenerated(elm) === false\r\n )\r\n );\r\n const contentSlot = _content || _viewport;\r\n const appendElements = () => {\r\n const removeHostDataAttr = addDataAttrHost(_host, viewportIsTarget ? 'viewport' : 'host');\r\n const removePaddingClass = addClass(_padding, classNamePadding);\r\n const removeViewportClass = addClass(_viewport, !viewportIsTarget && classNameViewport);\r\n const removeContentClass = addClass(_content, classNameContent);\r\n const removeHtmlClass = isBody\r\n ? addClass(parent(targetElement), classNameViewportScrollbarHidden)\r\n : noop;\r\n\r\n // only insert host for textarea after target if it was generated\r\n if (isTextareaHostGenerated) {\r\n insertAfter(_target, _host);\r\n\r\n push(destroyFns, () => {\r\n insertAfter(_host, _target);\r\n removeElements(_host);\r\n });\r\n }\r\n\r\n appendChildren(contentSlot, targetContents);\r\n appendChildren(_host, _padding);\r\n appendChildren(_padding || _host, !viewportIsTarget && _viewport);\r\n appendChildren(_viewport, _content);\r\n\r\n push(destroyFns, () => {\r\n removeHtmlClass();\r\n removeHostDataAttr();\r\n removeAttr(_viewport, dataAttributeHostOverflowX);\r\n removeAttr(_viewport, dataAttributeHostOverflowY);\r\n\r\n if (elementIsGenerated(_content)) {\r\n unwrap(_content);\r\n }\r\n if (elementIsGenerated(_viewport)) {\r\n unwrap(_viewport);\r\n }\r\n if (elementIsGenerated(_padding)) {\r\n unwrap(_padding);\r\n }\r\n removePaddingClass();\r\n removeViewportClass();\r\n removeContentClass();\r\n });\r\n\r\n if (_nativeScrollbarsHiding && !viewportIsTarget) {\r\n push(destroyFns, removeClass.bind(0, _viewport, classNameViewportScrollbarHidden));\r\n }\r\n if (_viewportArrange) {\r\n insertBefore(_viewport, _viewportArrange);\r\n push(destroyFns, removeElements.bind(0, _viewportArrange));\r\n }\r\n };\r\n\r\n return [evaluatedTargetObj, appendElements, runEachAndClear.bind(0, destroyFns)];\r\n};\r\n","import { style } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the trinsic behavior of the content element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createTrinsicUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const { _content } = structureSetupElements;\r\n const [getState] = state;\r\n\r\n return (updateHints) => {\r\n const { _flexboxGlue } = getEnvironment();\r\n const { _heightIntrinsic } = getState();\r\n const { _heightIntrinsicChanged } = updateHints;\r\n const heightIntrinsicChanged = (_content || !_flexboxGlue) && _heightIntrinsicChanged;\r\n\r\n if (heightIntrinsicChanged) {\r\n style(_content, {\r\n height: _heightIntrinsic ? '' : '100%',\r\n });\r\n }\r\n\r\n return {\r\n _sizeChanged: heightIntrinsicChanged,\r\n _contentMutation: heightIntrinsicChanged,\r\n };\r\n };\r\n};\r\n","import { createCache, topRightBottomLeft, equalTRBL, style, assignDeep } from 'support';\r\nimport { StyleObject } from 'typings';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the padding styling of the padding and viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createPaddingUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const { _host, _padding, _viewport, _viewportIsTarget: _isSingleElm } = structureSetupElements;\r\n const [updatePaddingCache, currentPaddingCache] = createCache(\r\n {\r\n _equal: equalTRBL,\r\n _initialValue: topRightBottomLeft(),\r\n },\r\n topRightBottomLeft.bind(0, _host, 'padding', '')\r\n );\r\n\r\n return (updateHints, checkOption, force) => {\r\n let [padding, paddingChanged] = currentPaddingCache(force);\r\n const { _nativeScrollbarsHiding: _nativeScrollbarStyling, _flexboxGlue } = getEnvironment();\r\n const { _directionIsRTL } = getState();\r\n const { _sizeChanged, _contentMutation, _directionChanged } = updateHints;\r\n const [paddingAbsolute, paddingAbsoluteChanged] = checkOption('paddingAbsolute');\r\n const contentMutation = !_flexboxGlue && _contentMutation;\r\n\r\n if (_sizeChanged || paddingChanged || contentMutation) {\r\n [padding, paddingChanged] = updatePaddingCache(force);\r\n }\r\n\r\n const paddingStyleChanged =\r\n !_isSingleElm && (paddingAbsoluteChanged || _directionChanged || paddingChanged);\r\n\r\n if (paddingStyleChanged) {\r\n // if there is no padding element and no scrollbar styling, paddingAbsolute isn't supported\r\n const paddingRelative = !paddingAbsolute || (!_padding && !_nativeScrollbarStyling);\r\n const paddingHorizontal = padding.r + padding.l;\r\n const paddingVertical = padding.t + padding.b;\r\n\r\n const paddingStyle: StyleObject = {\r\n marginRight: paddingRelative && !_directionIsRTL ? -paddingHorizontal : 0,\r\n marginBottom: paddingRelative ? -paddingVertical : 0,\r\n marginLeft: paddingRelative && _directionIsRTL ? -paddingHorizontal : 0,\r\n top: paddingRelative ? -padding.t : 0,\r\n right: paddingRelative ? (_directionIsRTL ? -padding.r : 'auto') : 0,\r\n left: paddingRelative ? (_directionIsRTL ? 'auto' : -padding.l) : 0,\r\n width: paddingRelative ? `calc(100% + ${paddingHorizontal}px)` : '',\r\n };\r\n const viewportStyle: StyleObject = {\r\n paddingTop: paddingRelative ? padding.t : 0,\r\n paddingRight: paddingRelative ? padding.r : 0,\r\n paddingBottom: paddingRelative ? padding.b : 0,\r\n paddingLeft: paddingRelative ? padding.l : 0,\r\n };\r\n\r\n // if there is no padding element apply the style to the viewport element instead\r\n style(_padding || _viewport, paddingStyle);\r\n style(_viewport, viewportStyle);\r\n\r\n setState({\r\n _padding: padding,\r\n _paddingAbsolute: !paddingRelative,\r\n _viewportPaddingStyle: _padding\r\n ? viewportStyle\r\n : assignDeep({}, paddingStyle, viewportStyle),\r\n });\r\n }\r\n\r\n return {\r\n _paddingStyleChanged: paddingStyleChanged,\r\n };\r\n };\r\n};\r\n","import {\r\n createCache,\r\n attr,\r\n WH,\r\n XY,\r\n style,\r\n scrollSize,\r\n fractionalSize,\r\n equalWH,\r\n addClass,\r\n removeClass,\r\n clientSize,\r\n equalXY,\r\n attrClass,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameViewportScrollbarHidden,\r\n classNameOverflowVisible,\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n dataValueHostScrollbarHidden,\r\n dataValueHostOverflowVisible,\r\n} from 'classnames';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type {\r\n ScrollbarsHidingPluginInstance,\r\n ArrangeViewport,\r\n UndoArrangeViewport,\r\n} from 'plugins/scrollbarsHidingPlugin';\r\nimport type { StyleObject, OverflowStyle } from 'typings';\r\nimport type { OverflowBehavior } from 'options';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport interface ViewportOverflowState {\r\n _scrollbarsHideOffset: XY;\r\n _scrollbarsHideOffsetArrange: XY;\r\n _overflowScroll: XY;\r\n _overflowStyle: XY;\r\n}\r\n\r\nexport type GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n viewportStyleObj?: StyleObject\r\n) => ViewportOverflowState;\r\n\r\nexport type HideNativeScrollbars = (\r\n viewportOverflowState: ViewportOverflowState,\r\n directionIsRTL: boolean,\r\n viewportArrange: boolean,\r\n viewportStyleObj: StyleObject\r\n) => void;\r\n\r\nconst { max } = Math;\r\nconst max0 = max.bind(0, 0);\r\nconst strVisible = 'visible';\r\nconst strHidden = 'hidden';\r\nconst overlaidScrollbarsHideOffset = 42;\r\nconst whCacheOptions = {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n};\r\nconst xyCacheOptions = {\r\n _equal: equalXY,\r\n _initialValue: { x: strHidden, y: strHidden } as XY,\r\n};\r\n\r\nconst getOverflowAmount = (viewportScrollSize: WH, viewportClientSize: WH) => {\r\n const tollerance = window.devicePixelRatio % 1 !== 0 ? 1 : 0;\r\n const amount = {\r\n w: max0(viewportScrollSize.w - viewportClientSize.w),\r\n h: max0(viewportScrollSize.h - viewportClientSize.h),\r\n };\r\n\r\n return {\r\n w: amount.w > tollerance ? amount.w : 0,\r\n h: amount.h > tollerance ? amount.h : 0,\r\n };\r\n};\r\n\r\nconst conditionalClass = (\r\n elm: Element | false | null | undefined,\r\n classNames: string,\r\n add: boolean\r\n) => (add ? addClass(elm, classNames) : removeClass(elm, classNames));\r\n\r\nconst overflowIsVisible = (overflowBehavior: string) => overflowBehavior.indexOf(strVisible) === 0;\r\n\r\n/**\r\n * Lifecycle with the responsibility to set the correct overflow and scrollbar hiding styles of the viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createOverflowUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const {\r\n _host,\r\n _padding,\r\n _viewport,\r\n _viewportArrange,\r\n _viewportIsTarget,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const {\r\n _nativeScrollbarsSize,\r\n _flexboxGlue,\r\n _nativeScrollbarsHiding,\r\n _nativeScrollbarsOverlaid,\r\n } = getEnvironment();\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const doViewportArrange =\r\n !_viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const [updateSizeFraction, getCurrentSizeFraction] = createCache>(\r\n whCacheOptions,\r\n fractionalSize.bind(0, _viewport)\r\n );\r\n\r\n const [updateViewportScrollSizeCache, getCurrentViewportScrollSizeCache] = createCache<\r\n WH\r\n >(whCacheOptions, scrollSize.bind(0, _viewport));\r\n\r\n const [updateOverflowAmountCache, getCurrentOverflowAmountCache] =\r\n createCache>(whCacheOptions);\r\n\r\n const [updateOverflowEdge, getCurrentOverflowEdgeCache] = createCache>(whCacheOptions);\r\n\r\n const [updateOverflowStyleCache] = createCache>(xyCacheOptions);\r\n\r\n /**\r\n * Applies a fixed height to the viewport so it can't overflow or underflow the host element.\r\n * @param viewportOverflowState The current overflow state.\r\n * @param heightIntrinsic Whether the host height is intrinsic or not.\r\n */\r\n const fixFlexboxGlue = (\r\n viewportOverflowState: ViewportOverflowState,\r\n heightIntrinsic: boolean\r\n ) => {\r\n style(_viewport, {\r\n height: '',\r\n });\r\n\r\n if (heightIntrinsic) {\r\n const { _paddingAbsolute, _padding: padding } = getState();\r\n const { _overflowScroll, _scrollbarsHideOffset } = viewportOverflowState;\r\n const fSize = fractionalSize(_host);\r\n const hostClientSize = clientSize(_host);\r\n\r\n // padding subtraction is only needed if padding is absolute or if viewport is content-box\r\n const isContentBox = style(_viewport, 'boxSizing') === 'content-box';\r\n const paddingVertical = _paddingAbsolute || isContentBox ? padding.b + padding.t : 0;\r\n const subtractXScrollbar = !(_nativeScrollbarsOverlaid.x && isContentBox);\r\n\r\n style(_viewport, {\r\n height:\r\n hostClientSize.h +\r\n fSize.h +\r\n (_overflowScroll.x && subtractXScrollbar ? _scrollbarsHideOffset.x : 0) -\r\n paddingVertical,\r\n });\r\n }\r\n };\r\n\r\n /**\r\n * Gets the current overflow state of the viewport.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param viewportStyleObj The viewport style object where the overflow scroll property can be read of, or undefined if shall be determined.\r\n * @returns A object which contains informations about the current overflow state.\r\n */\r\n const getViewportOverflowState: GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars,\r\n viewportStyleObj?\r\n ) => {\r\n const arrangeHideOffset =\r\n !_nativeScrollbarsHiding && !showNativeOverlaidScrollbars ? overlaidScrollbarsHideOffset : 0;\r\n const getStatePerAxis = (\r\n styleKey: string,\r\n isOverlaid: boolean,\r\n nativeScrollbarSize: number\r\n ) => {\r\n const overflowStyle = style(_viewport, styleKey);\r\n // can't do something like \"viewportStyleObj && viewportStyleObj[styleKey] || overflowStyle\" here!\r\n const objectPrefferedOverflowStyle = viewportStyleObj\r\n ? viewportStyleObj[styleKey]\r\n : overflowStyle;\r\n const overflowScroll = objectPrefferedOverflowStyle === 'scroll';\r\n const nonScrollbarStylingHideOffset = isOverlaid ? arrangeHideOffset : nativeScrollbarSize;\r\n const scrollbarsHideOffset =\r\n overflowScroll && !_nativeScrollbarsHiding ? nonScrollbarStylingHideOffset : 0;\r\n const scrollbarsHideOffsetArrange = isOverlaid && !!arrangeHideOffset;\r\n\r\n return [overflowStyle, overflowScroll, scrollbarsHideOffset, scrollbarsHideOffsetArrange] as [\r\n overflowStyle: OverflowStyle,\r\n overflowScroll: boolean,\r\n scrollbarsHideOffset: number,\r\n scrollbarsHideOffsetArrange: boolean\r\n ];\r\n };\r\n\r\n const [xOverflowStyle, xOverflowScroll, xScrollbarsHideOffset, xScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowX', _nativeScrollbarsOverlaid.x, _nativeScrollbarsSize.x);\r\n const [yOverflowStyle, yOverflowScroll, yScrollbarsHideOffset, yScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowY', _nativeScrollbarsOverlaid.y, _nativeScrollbarsSize.y);\r\n\r\n return {\r\n _overflowStyle: {\r\n x: xOverflowStyle,\r\n y: yOverflowStyle,\r\n },\r\n _overflowScroll: {\r\n x: xOverflowScroll,\r\n y: yOverflowScroll,\r\n },\r\n _scrollbarsHideOffset: {\r\n x: xScrollbarsHideOffset,\r\n y: yScrollbarsHideOffset,\r\n },\r\n _scrollbarsHideOffsetArrange: {\r\n x: xScrollbarsHideOffsetArrange,\r\n y: yScrollbarsHideOffsetArrange,\r\n },\r\n };\r\n };\r\n\r\n /**\r\n * Sets the overflow property of the viewport and calculates the a overflow state according to the new parameters.\r\n * @param showNativeOverlaidScrollbars Whether to show natively overlaid scrollbars.\r\n * @param overflowAmount The overflow amount.\r\n * @param overflow The overflow behavior according to the options.\r\n * @param viewportStyleObj The viewport style object to which the overflow style shall be applied.\r\n * @returns A object which represents the newly set overflow state.\r\n */\r\n const setViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n hasOverflow: XY,\r\n overflowOption: XY,\r\n viewportStyleObj: StyleObject\r\n ): ViewportOverflowState => {\r\n const setAxisOverflowStyle = (behavior: OverflowBehavior, hasOverflowAxis: boolean) => {\r\n const overflowVisible = overflowIsVisible(behavior);\r\n const overflowVisibleBehavior =\r\n (hasOverflowAxis && overflowVisible && behavior.replace(`${strVisible}-`, '')) || '';\r\n return [\r\n hasOverflowAxis && !overflowVisible ? behavior : '',\r\n overflowIsVisible(overflowVisibleBehavior) ? 'hidden' : overflowVisibleBehavior,\r\n ];\r\n };\r\n\r\n const [overflowX, visibleBehaviorX] = setAxisOverflowStyle(overflowOption.x, hasOverflow.x);\r\n const [overflowY, visibleBehaviorY] = setAxisOverflowStyle(overflowOption.y, hasOverflow.y);\r\n\r\n viewportStyleObj.overflowX = visibleBehaviorX && overflowY ? visibleBehaviorX : overflowX;\r\n viewportStyleObj.overflowY = visibleBehaviorY && overflowX ? visibleBehaviorY : overflowY;\r\n\r\n return getViewportOverflowState(showNativeOverlaidScrollbars, viewportStyleObj);\r\n };\r\n\r\n /**\r\n * Hides the native scrollbars according to the passed parameters.\r\n * @param viewportOverflowState The viewport overflow state.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportArrange Whether special styles related to the viewport arrange strategy shall be applied.\r\n * @param viewportStyleObj The viewport style object to which the needed styles shall be applied.\r\n */\r\n const hideNativeScrollbars: HideNativeScrollbars = (\r\n viewportOverflowState,\r\n directionIsRTL,\r\n viewportArrange,\r\n viewportStyleObj\r\n ) => {\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const horizontalMarginKey: keyof StyleObject = directionIsRTL ? 'marginLeft' : 'marginRight';\r\n const viewportHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingLeft'\r\n : 'paddingRight';\r\n const horizontalMarginValue = viewportPaddingStyle[horizontalMarginKey] as number;\r\n const verticalMarginValue = viewportPaddingStyle.marginBottom as number;\r\n const horizontalPaddingValue = viewportPaddingStyle[viewportHorizontalPaddingKey] as number;\r\n const verticalPaddingValue = viewportPaddingStyle.paddingBottom as number;\r\n\r\n // horizontal\r\n viewportStyleObj.width = `calc(100% + ${hideOffsetY + horizontalMarginValue * -1}px)`;\r\n viewportStyleObj[horizontalMarginKey] = -hideOffsetY + horizontalMarginValue;\r\n\r\n // vertical\r\n viewportStyleObj.marginBottom = -hideOffsetX + verticalMarginValue;\r\n\r\n // viewport arrange additional styles\r\n if (viewportArrange) {\r\n viewportStyleObj[viewportHorizontalPaddingKey] =\r\n horizontalPaddingValue + (arrangeY ? hideOffsetY : 0);\r\n viewportStyleObj.paddingBottom = verticalPaddingValue + (arrangeX ? hideOffsetX : 0);\r\n }\r\n };\r\n\r\n const [arrangeViewport, undoViewportArrange] = scrollbarsHidingPlugin\r\n ? scrollbarsHidingPlugin._overflowUpdateSegment(\r\n doViewportArrange,\r\n _flexboxGlue,\r\n _viewport,\r\n _viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n )\r\n : [(() => doViewportArrange) as ArrangeViewport, (() => [noop]) as UndoArrangeViewport];\r\n\r\n return (updateHints, checkOption, force) => {\r\n const {\r\n _sizeChanged,\r\n _hostMutation,\r\n _contentMutation,\r\n _paddingStyleChanged,\r\n _heightIntrinsicChanged,\r\n _directionChanged,\r\n } = updateHints;\r\n const { _heightIntrinsic, _directionIsRTL } = getState();\r\n const [showNativeOverlaidScrollbarsOption, showNativeOverlaidScrollbarsChanged] =\r\n checkOption('showNativeOverlaidScrollbars');\r\n const [overflow, overflowChanged] = checkOption>('overflow');\r\n\r\n const showNativeOverlaidScrollbars =\r\n showNativeOverlaidScrollbarsOption &&\r\n _nativeScrollbarsOverlaid.x &&\r\n _nativeScrollbarsOverlaid.y;\r\n const adjustFlexboxGlue =\r\n !_viewportIsTarget &&\r\n !_flexboxGlue &&\r\n (_sizeChanged ||\r\n _contentMutation ||\r\n _hostMutation ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n _heightIntrinsicChanged);\r\n const overflowXVisible = overflowIsVisible(overflow.x);\r\n const overflowYVisible = overflowIsVisible(overflow.y);\r\n const overflowVisible = overflowXVisible || overflowYVisible;\r\n\r\n let sizeFractionCache = getCurrentSizeFraction(force);\r\n let viewportScrollSizeCache = getCurrentViewportScrollSizeCache(force);\r\n let overflowAmuntCache = getCurrentOverflowAmountCache(force);\r\n let overflowEdgeCache = getCurrentOverflowEdgeCache(force);\r\n\r\n let preMeasureViewportOverflowState: ViewportOverflowState | undefined;\r\n\r\n if (showNativeOverlaidScrollbarsChanged && _nativeScrollbarsHiding) {\r\n _viewportAddRemoveClass(\r\n classNameViewportScrollbarHidden,\r\n dataValueHostScrollbarHidden,\r\n !showNativeOverlaidScrollbars\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n preMeasureViewportOverflowState = getViewportOverflowState(showNativeOverlaidScrollbars);\r\n fixFlexboxGlue(preMeasureViewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (\r\n _sizeChanged ||\r\n _paddingStyleChanged ||\r\n _contentMutation ||\r\n _directionChanged ||\r\n showNativeOverlaidScrollbarsChanged\r\n ) {\r\n if (overflowVisible) {\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, false);\r\n }\r\n\r\n const [redoViewportArrange, undoViewportArrangeOverflowState] = undoViewportArrange(\r\n showNativeOverlaidScrollbars,\r\n _directionIsRTL,\r\n preMeasureViewportOverflowState\r\n );\r\n const [sizeFraction, sizeFractionChanged] = (sizeFractionCache = updateSizeFraction(force));\r\n const [viewportScrollSize, viewportScrollSizeChanged] = (viewportScrollSizeCache =\r\n updateViewportScrollSizeCache(force));\r\n const viewportclientSize = clientSize(_viewport);\r\n let arrangedViewportScrollSize = viewportScrollSize;\r\n let arrangedViewportClientSize = viewportclientSize;\r\n\r\n redoViewportArrange();\r\n\r\n // if re measure is required (only required if content arrange strategy is used)\r\n if (\r\n (viewportScrollSizeChanged || sizeFractionChanged || showNativeOverlaidScrollbarsChanged) &&\r\n undoViewportArrangeOverflowState &&\r\n !showNativeOverlaidScrollbars &&\r\n arrangeViewport(\r\n undoViewportArrangeOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n )\r\n ) {\r\n arrangedViewportClientSize = clientSize(_viewport);\r\n arrangedViewportScrollSize = scrollSize(_viewport);\r\n }\r\n\r\n const overflowAmountScrollSize = {\r\n w: max0(max(viewportScrollSize.w, arrangedViewportScrollSize.w) + sizeFraction.w),\r\n h: max0(max(viewportScrollSize.h, arrangedViewportScrollSize.h) + sizeFraction.h),\r\n };\r\n const overflowAmountClientSize = {\r\n w: max0(\r\n arrangedViewportClientSize.w +\r\n max0(viewportclientSize.w - viewportScrollSize.w) +\r\n sizeFraction.w\r\n ),\r\n h: max0(\r\n arrangedViewportClientSize.h +\r\n max0(viewportclientSize.h - viewportScrollSize.h) +\r\n sizeFraction.h\r\n ),\r\n };\r\n\r\n overflowEdgeCache = updateOverflowEdge(overflowAmountClientSize);\r\n overflowAmuntCache = updateOverflowAmountCache(\r\n getOverflowAmount(overflowAmountScrollSize, overflowAmountClientSize),\r\n force\r\n );\r\n }\r\n\r\n const [overflowEdge, overflowEdgeChanged] = overflowEdgeCache;\r\n const [overflowAmount, overflowAmountChanged] = overflowAmuntCache;\r\n const [viewportScrollSize, viewportScrollSizeChanged] = viewportScrollSizeCache;\r\n const [sizeFraction, sizeFractionChanged] = sizeFractionCache;\r\n const hasOverflow = {\r\n x: overflowAmount.w > 0,\r\n y: overflowAmount.h > 0,\r\n };\r\n const removeClipping =\r\n (overflowXVisible && overflowYVisible && (hasOverflow.x || hasOverflow.y)) ||\r\n (overflowXVisible && hasOverflow.x && !hasOverflow.y) ||\r\n (overflowYVisible && hasOverflow.y && !hasOverflow.x);\r\n\r\n if (\r\n _paddingStyleChanged ||\r\n _directionChanged ||\r\n sizeFractionChanged ||\r\n viewportScrollSizeChanged ||\r\n overflowEdgeChanged ||\r\n overflowAmountChanged ||\r\n overflowChanged ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n adjustFlexboxGlue\r\n ) {\r\n const viewportStyle: StyleObject = {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n width: '',\r\n overflowY: '',\r\n overflowX: '',\r\n };\r\n const viewportOverflowState = setViewportOverflowState(\r\n showNativeOverlaidScrollbars,\r\n hasOverflow,\r\n overflow,\r\n viewportStyle\r\n );\r\n const viewportArranged = arrangeViewport(\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n );\r\n\r\n if (!_viewportIsTarget) {\r\n hideNativeScrollbars(\r\n viewportOverflowState,\r\n _directionIsRTL,\r\n viewportArranged,\r\n viewportStyle\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n fixFlexboxGlue(viewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (_viewportIsTarget) {\r\n attr(_host, dataAttributeHostOverflowX, viewportStyle.overflowX as string);\r\n attr(_host, dataAttributeHostOverflowY, viewportStyle.overflowY as string);\r\n } else {\r\n style(_viewport, viewportStyle);\r\n }\r\n }\r\n\r\n attrClass(_host, dataAttributeHost, dataValueHostOverflowVisible, removeClipping);\r\n conditionalClass(_padding, classNameOverflowVisible, removeClipping);\r\n !_viewportIsTarget && conditionalClass(_viewport, classNameOverflowVisible, overflowVisible);\r\n\r\n const [overflowStyle, overflowStyleChanged] = updateOverflowStyleCache(\r\n getViewportOverflowState(showNativeOverlaidScrollbars)._overflowStyle\r\n );\r\n\r\n setState({\r\n _overflowStyle: overflowStyle,\r\n _overflowEdge: {\r\n x: overflowEdge.w,\r\n y: overflowEdge.h,\r\n },\r\n _overflowAmount: {\r\n x: overflowAmount.w,\r\n y: overflowAmount.h,\r\n },\r\n _hasOverflow: hasOverflow,\r\n });\r\n\r\n return {\r\n _overflowStyleChanged: overflowStyleChanged,\r\n _overflowEdgeChanged: overflowEdgeChanged,\r\n _overflowAmountChanged: overflowAmountChanged,\r\n };\r\n };\r\n};\r\n","import { each, scrollLeft, scrollTop, assignDeep, keys } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport { dataValueHostUpdating } from 'classnames';\r\nimport {\r\n createTrinsicUpdateSegment,\r\n createPaddingUpdateSegment,\r\n createOverflowUpdateSegment,\r\n} from 'setups/structureSetup/updateSegments';\r\nimport type { SetupState, SetupUpdateSegment, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\nexport type CreateStructureUpdateSegment = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n) => StructureSetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdateSegment = SetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdate = (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n) => StructureSetupUpdateHints;\r\n\r\nexport interface StructureSetupUpdateHints {\r\n _sizeChanged: boolean;\r\n _directionChanged: boolean;\r\n _heightIntrinsicChanged: boolean;\r\n _overflowEdgeChanged: boolean;\r\n _overflowAmountChanged: boolean;\r\n _overflowStyleChanged: boolean;\r\n _paddingStyleChanged: boolean;\r\n _hostMutation: boolean;\r\n _contentMutation: boolean;\r\n}\r\n\r\nconst prepareUpdateHints = (\r\n leading: Required,\r\n adaptive?: Partial,\r\n force?: boolean\r\n): Required => {\r\n const result = {};\r\n const finalAdaptive = adaptive || {};\r\n const objKeys = keys(leading).concat(keys(finalAdaptive));\r\n\r\n each(objKeys, (key) => {\r\n const leadingValue = leading[key];\r\n const adaptiveValue = finalAdaptive[key];\r\n result[key] = !!(force || leadingValue || adaptiveValue);\r\n });\r\n\r\n return result as Required;\r\n};\r\n\r\nexport const createStructureSetupUpdate = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n): StructureSetupUpdate => {\r\n const { _viewport, _viewportAddRemoveClass } = structureSetupElements;\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _flexboxGlue } = getEnvironment();\r\n const doViewportArrange =\r\n !_nativeScrollbarsHiding && (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const updateSegments: StructureSetupUpdateSegment[] = [\r\n createTrinsicUpdateSegment(structureSetupElements, state),\r\n createPaddingUpdateSegment(structureSetupElements, state),\r\n createOverflowUpdateSegment(structureSetupElements, state),\r\n ];\r\n\r\n return (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n ) => {\r\n const initialUpdateHints = prepareUpdateHints(\r\n assignDeep(\r\n {\r\n _sizeChanged: false,\r\n _paddingStyleChanged: false,\r\n _directionChanged: false,\r\n _heightIntrinsicChanged: false,\r\n _overflowEdgeChanged: false,\r\n _overflowAmountChanged: false,\r\n _overflowStyleChanged: false,\r\n _hostMutation: false,\r\n _contentMutation: false,\r\n },\r\n updateHints\r\n ),\r\n {},\r\n force\r\n );\r\n const adjustScrollOffset = doViewportArrange || !_flexboxGlue;\r\n const scrollOffsetX = adjustScrollOffset && scrollLeft(_viewport);\r\n const scrollOffsetY = adjustScrollOffset && scrollTop(_viewport);\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n let adaptivedUpdateHints: Required = initialUpdateHints;\r\n each(updateSegments, (updateSegment) => {\r\n adaptivedUpdateHints = prepareUpdateHints(\r\n adaptivedUpdateHints,\r\n updateSegment(adaptivedUpdateHints, checkOption, !!force) || {},\r\n force\r\n );\r\n });\r\n\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n\r\n return adaptivedUpdateHints;\r\n };\r\n};\r\n","import {\r\n Cache,\r\n CacheValues,\r\n createCache,\r\n createDOM,\r\n style,\r\n scrollLeft,\r\n scrollTop,\r\n runEachAndClear,\r\n removeElements,\r\n on,\r\n addClass,\r\n push,\r\n ResizeObserverConstructor,\r\n isArray,\r\n isBoolean,\r\n removeClass,\r\n isObject,\r\n stopPropagation,\r\n appendChildren,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameSizeObserver,\r\n classNameSizeObserverAppear,\r\n classNameSizeObserverListener,\r\n} from 'classnames';\r\nimport { getPlugins, SizeObserverPluginInstance, sizeObserverPluginName } from 'plugins';\r\n\r\nexport interface SizeObserverOptions {\r\n _direction?: boolean;\r\n _appear?: boolean;\r\n}\r\n\r\nexport interface SizeObserverCallbackParams {\r\n _sizeChanged: boolean;\r\n _directionIsRTLCache?: CacheValues;\r\n _appear?: boolean;\r\n}\r\n\r\nexport type SizeObserver = [destroy: () => void, append: () => void];\r\n\r\nconst scrollAmount = 3333333;\r\nconst getElmDirectionIsRTL = (elm: HTMLElement): boolean => style(elm, 'direction') === 'rtl';\r\nconst domRectHasDimensions = (rect?: DOMRectReadOnly) => rect && (rect.height || rect.width);\r\n\r\n/**\r\n * Creates a size observer which observes any size, padding, border, margin and box-sizing changes of the target element. Depending on the options also direction and appear can be observed.\r\n * @param target The target element which shall be observed.\r\n * @param onSizeChangedCallback The callback which gets called after a size change was detected.\r\n * @param options The options for size detection, whether to observe also direction and appear.\r\n * @returns A object which represents the instance of the size observer.\r\n */\r\nexport const createSizeObserver = (\r\n target: HTMLElement,\r\n onSizeChangedCallback: (params: SizeObserverCallbackParams) => any,\r\n options?: SizeObserverOptions\r\n): SizeObserver => {\r\n const { _direction: observeDirectionChange = false, _appear: observeAppearChange = false } =\r\n options || {};\r\n const sizeObserverPlugin = getPlugins()[sizeObserverPluginName] as\r\n | SizeObserverPluginInstance\r\n | undefined;\r\n const { _rtlScrollBehavior: rtlScrollBehavior } = getEnvironment();\r\n const baseElements = createDOM(\r\n `
`\r\n );\r\n const sizeObserver = baseElements[0] as HTMLElement;\r\n const listenerElement = sizeObserver.firstChild as HTMLElement;\r\n const getIsDirectionRTL = getElmDirectionIsRTL.bind(0, sizeObserver);\r\n const [updateResizeObserverContentRectCache] = createCache({\r\n _initialValue: undefined,\r\n _alwaysUpdateValues: true,\r\n _equal: (currVal, newVal) =>\r\n !(\r\n !currVal || // if no initial value\r\n // if from display: none to display: block\r\n (!domRectHasDimensions(currVal) && domRectHasDimensions(newVal))\r\n ),\r\n });\r\n const onSizeChangedCallbackProxy = (\r\n sizeChangedContext?: CacheValues | ResizeObserverEntry[] | Event | boolean\r\n ) => {\r\n const isResizeObserverCall =\r\n isArray(sizeChangedContext) &&\r\n sizeChangedContext.length > 0 &&\r\n isObject(sizeChangedContext[0]);\r\n\r\n const hasDirectionCache =\r\n !isResizeObserverCall && isBoolean((sizeChangedContext as CacheValues)[0]);\r\n\r\n let skip = false;\r\n let appear: boolean | number | undefined = false;\r\n let doDirectionScroll = true; // always true if sizeChangedContext is Event (appear callback or RO. Polyfill)\r\n\r\n // if triggered from RO.\r\n if (isResizeObserverCall) {\r\n const [currRContentRect, , prevContentRect] = updateResizeObserverContentRectCache(\r\n (sizeChangedContext as ResizeObserverEntry[]).pop()!.contentRect\r\n );\r\n const hasDimensions = domRectHasDimensions(currRContentRect);\r\n const hadDimensions = domRectHasDimensions(prevContentRect);\r\n skip = !prevContentRect || !hasDimensions; // skip on initial RO. call or if display is none\r\n appear = !hadDimensions && hasDimensions;\r\n\r\n doDirectionScroll = !skip; // direction scroll when not skipping\r\n }\r\n // else if its triggered with DirectionCache\r\n else if (hasDirectionCache) {\r\n [, doDirectionScroll] = sizeChangedContext as CacheValues; // direction scroll when DirectionCache changed, false otherwise\r\n }\r\n // else if it triggered with appear from polyfill\r\n else {\r\n appear = sizeChangedContext === true;\r\n }\r\n\r\n if (observeDirectionChange && doDirectionScroll) {\r\n const rtl = hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)[0]\r\n : getElmDirectionIsRTL(sizeObserver);\r\n scrollLeft(\r\n sizeObserver,\r\n rtl\r\n ? rtlScrollBehavior.n\r\n ? -scrollAmount\r\n : rtlScrollBehavior.i\r\n ? 0\r\n : scrollAmount\r\n : scrollAmount\r\n );\r\n scrollTop(sizeObserver, scrollAmount);\r\n }\r\n\r\n if (!skip) {\r\n onSizeChangedCallback({\r\n _sizeChanged: !hasDirectionCache,\r\n _directionIsRTLCache: hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)\r\n : undefined,\r\n _appear: !!appear,\r\n });\r\n }\r\n };\r\n const offListeners: (() => void)[] = [];\r\n let appearCallback: ((...args: any) => any) | false = observeAppearChange\r\n ? onSizeChangedCallbackProxy\r\n : false;\r\n let directionIsRTLCache: Cache | undefined;\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(sizeObserver);\r\n },\r\n () => {\r\n if (ResizeObserverConstructor) {\r\n const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);\r\n resizeObserverInstance.observe(listenerElement);\r\n push(offListeners, () => {\r\n resizeObserverInstance.disconnect();\r\n });\r\n } else if (sizeObserverPlugin) {\r\n const [pluginAppearCallback, pluginOffListeners] = sizeObserverPlugin._(\r\n listenerElement,\r\n onSizeChangedCallbackProxy,\r\n observeAppearChange\r\n );\r\n appearCallback = pluginAppearCallback;\r\n push(offListeners, pluginOffListeners);\r\n }\r\n\r\n if (observeDirectionChange) {\r\n directionIsRTLCache = createCache(\r\n {\r\n _initialValue: !getIsDirectionRTL(), // invert current value to trigger initial change\r\n },\r\n getIsDirectionRTL\r\n );\r\n const [updateDirectionIsRTLCache] = directionIsRTLCache;\r\n\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'scroll', (event: Event) => {\r\n const directionIsRTLCacheValues = updateDirectionIsRTLCache();\r\n const [directionIsRTL, directionIsRTLChanged] = directionIsRTLCacheValues;\r\n\r\n if (directionIsRTLChanged) {\r\n removeClass(listenerElement, 'ltr rtl');\r\n if (directionIsRTL) {\r\n addClass(listenerElement, 'rtl');\r\n } else {\r\n addClass(listenerElement, 'ltr');\r\n }\r\n onSizeChangedCallbackProxy(directionIsRTLCacheValues);\r\n }\r\n\r\n stopPropagation(event);\r\n })\r\n );\r\n }\r\n\r\n // appearCallback is always needed on scroll-observer strategy to reset it\r\n if (appearCallback) {\r\n addClass(sizeObserver, classNameSizeObserverAppear);\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'animationstart', appearCallback, {\r\n // Fire only once for \"CSS is ready\" event if ResizeObserver strategy is used\r\n _once: !!ResizeObserverConstructor,\r\n })\r\n );\r\n }\r\n\r\n appendChildren(target, sizeObserver);\r\n },\r\n ];\r\n};\r\n","import {\r\n WH,\r\n CacheValues,\r\n createDiv,\r\n offsetSize,\r\n runEachAndClear,\r\n removeElements,\r\n createCache,\r\n push,\r\n IntersectionObserverConstructor,\r\n appendChildren,\r\n} from 'support';\r\nimport { createSizeObserver } from 'observers/sizeObserver';\r\nimport { classNameTrinsicObserver } from 'classnames';\r\n\r\nexport type TrinsicObserverCallback = (heightIntrinsic: CacheValues) => any;\r\nexport type TrinsicObserver = [\r\n destroy: () => void,\r\n append: () => void,\r\n update: () => void | Parameters\r\n];\r\n\r\nconst isHeightIntrinsic = (ioEntryOrSize: IntersectionObserverEntry | WH): boolean =>\r\n (ioEntryOrSize as WH).h === 0 ||\r\n (ioEntryOrSize as IntersectionObserverEntry).isIntersecting ||\r\n (ioEntryOrSize as IntersectionObserverEntry).intersectionRatio > 0;\r\n\r\n/**\r\n * Creates a trinsic observer which observes changes to intrinsic or extrinsic sizing for the height of the target element.\r\n * @param target The element which shall be observed.\r\n * @param onTrinsicChangedCallback The callback which gets called after a change was detected.\r\n * @returns A object which represents the instance of the trinsic observer.\r\n */\r\nexport const createTrinsicObserver = (\r\n target: HTMLElement,\r\n onTrinsicChangedCallback: TrinsicObserverCallback\r\n): TrinsicObserver => {\r\n let intersectionObserverInstance: undefined | IntersectionObserver;\r\n const trinsicObserver = createDiv(classNameTrinsicObserver);\r\n const offListeners: (() => void)[] = [];\r\n const [updateHeightIntrinsicCache] = createCache({\r\n _initialValue: false,\r\n });\r\n const triggerOnTrinsicChangedCallback = (\r\n updateValue?: IntersectionObserverEntry | WH,\r\n fromRecords?: true\r\n ): void | Parameters => {\r\n if (updateValue) {\r\n const heightIntrinsic = updateHeightIntrinsicCache(isHeightIntrinsic(updateValue));\r\n const [, heightIntrinsicChanged] = heightIntrinsic;\r\n\r\n if (heightIntrinsicChanged) {\r\n !fromRecords && onTrinsicChangedCallback(heightIntrinsic);\r\n return [heightIntrinsic];\r\n }\r\n }\r\n };\r\n const intersectionObserverCallback = (\r\n entries: IntersectionObserverEntry[],\r\n fromRecords?: true\r\n ) => {\r\n if (entries && entries.length > 0) {\r\n return triggerOnTrinsicChangedCallback(entries.pop(), fromRecords);\r\n }\r\n };\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(trinsicObserver);\r\n },\r\n () => {\r\n if (IntersectionObserverConstructor) {\r\n intersectionObserverInstance = new IntersectionObserverConstructor(\r\n (entries) => intersectionObserverCallback(entries),\r\n { root: target }\r\n );\r\n intersectionObserverInstance.observe(trinsicObserver);\r\n push(offListeners, () => {\r\n intersectionObserverInstance!.disconnect();\r\n });\r\n } else {\r\n const onSizeChanged = () => {\r\n const newSize = offsetSize(trinsicObserver);\r\n triggerOnTrinsicChangedCallback(newSize);\r\n };\r\n const [destroySizeObserver, appendSizeObserver] = createSizeObserver(\r\n trinsicObserver,\r\n onSizeChanged\r\n );\r\n push(offListeners, destroySizeObserver);\r\n appendSizeObserver();\r\n onSizeChanged();\r\n }\r\n\r\n appendChildren(target, trinsicObserver);\r\n },\r\n () => {\r\n if (intersectionObserverInstance) {\r\n return intersectionObserverCallback(intersectionObserverInstance.takeRecords(), true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n each,\r\n noop,\r\n debounce,\r\n indexOf,\r\n isString,\r\n MutationObserverConstructor,\r\n isEmptyArray,\r\n on,\r\n attr,\r\n is,\r\n find,\r\n push,\r\n} from 'support';\r\n\r\ntype DOMContentObserverCallback = (contentChangedTroughEvent: boolean) => any;\r\n\r\ntype DOMTargetObserverCallback = (targetChangedAttrs: string[], targetStyleChanged: boolean) => any;\r\n\r\ninterface DOMObserverOptionsBase {\r\n _attributes?: string[];\r\n _styleChangingAttributes?: string[];\r\n /**\r\n * A function which can ignore a changed attribute if it returns true.\r\n * for DOMTargetObserver this applies to the changes to the observed target\r\n * for DOMContentObserver this applies to changes to nested targets -> nested targets are elements which match the \"_nestedTargetSelector\" selector\r\n */\r\n _ignoreTargetChange?: DOMObserverIgnoreTargetChange;\r\n}\r\n\r\ninterface DOMContentObserverOptions extends DOMObserverOptionsBase {\r\n _eventContentChange?: DOMObserverEventContentChange; // [selector, eventname(s) | function returning eventname(s)] -> eventnames divided by whitespaces\r\n _nestedTargetSelector?: string;\r\n _ignoreContentChange?: DOMObserverIgnoreContentChange; // function which will prevent marking certain dom changes as content change if it returns true\r\n}\r\n\r\ntype DOMTargetObserverOptions = DOMObserverOptionsBase;\r\n\r\ntype ContentChangeArrayItem = [selector?: string, eventNames?: string] | null | undefined;\r\n\r\nexport type DOMObserverEventContentChange =\r\n | Array\r\n | false\r\n | null\r\n | undefined;\r\n\r\nexport type DOMObserverIgnoreContentChange = (\r\n mutation: MutationRecord,\r\n isNestedTarget: boolean,\r\n domObserverTarget: HTMLElement,\r\n domObserverOptions?: DOMContentObserverOptions\r\n) => boolean;\r\n\r\nexport type DOMObserverIgnoreTargetChange = (\r\n target: Node,\r\n attributeName: string,\r\n oldAttributeValue: string | null,\r\n newAttributeValue: string | null\r\n) => boolean;\r\n\r\nexport type DOMObserverCallback = ContentObserver extends true\r\n ? DOMContentObserverCallback\r\n : DOMTargetObserverCallback;\r\n\r\nexport type DOMObserverOptions = ContentObserver extends true\r\n ? DOMContentObserverOptions\r\n : DOMTargetObserverOptions;\r\n\r\nexport type DOMObserver = [\r\n destroy: () => void,\r\n update: () => void | false | Parameters>\r\n];\r\n\r\ntype EventContentChangeUpdateElement = (getElements?: (selector: string) => Node[]) => void;\r\ntype EventContentChange = [destroy: () => void, updateElements: EventContentChangeUpdateElement];\r\n\r\n/**\r\n * Creates a set of helper functions to observe events of elements inside the target element.\r\n * @param target The target element of which the children elements shall be observed. (not only direct children but also nested ones)\r\n * @param eventContentChange The event content change array. (array of tuples: selector and eventname(s))\r\n * @param callback Callback which is called if one of the elements emits the corresponding event.\r\n * @returns A object which contains a set of helper functions to destroy and update the observation of elements.\r\n */\r\nconst createEventContentChange = (\r\n target: Element,\r\n callback: (...args: any) => any,\r\n eventContentChange?: DOMObserverEventContentChange\r\n): EventContentChange => {\r\n let map: WeakMap any]> | undefined; // weak map to prevent memory leak for detached elements\r\n let destroyed = false;\r\n const destroy = () => {\r\n destroyed = true;\r\n };\r\n const updateElements: EventContentChangeUpdateElement = (getElements?) => {\r\n if (eventContentChange) {\r\n const eventElmList = eventContentChange.reduce>((arr, item) => {\r\n if (item) {\r\n const selector = item[0];\r\n const eventNames = item[1];\r\n const elements =\r\n eventNames &&\r\n selector &&\r\n (getElements ? getElements(selector) : find(selector, target));\r\n\r\n if (elements && elements.length && eventNames && isString(eventNames)) {\r\n push(arr, [elements, eventNames.trim()], true);\r\n }\r\n }\r\n return arr;\r\n }, []);\r\n\r\n each(eventElmList, (item) =>\r\n each(item[0], (elm) => {\r\n const eventNames = item[1];\r\n const entry = map!.get(elm);\r\n\r\n if (entry) {\r\n const entryEventNames = entry[0];\r\n const entryOff = entry[1];\r\n\r\n // in case an already registered element is registered again, unregister the previous events\r\n if (entryEventNames === eventNames) {\r\n entryOff();\r\n }\r\n }\r\n\r\n const off = on(elm, eventNames, (event: Event) => {\r\n if (destroyed) {\r\n off();\r\n map!.delete(elm);\r\n } else {\r\n callback(event);\r\n }\r\n });\r\n map!.set(elm, [eventNames, off]);\r\n })\r\n );\r\n }\r\n };\r\n\r\n if (eventContentChange) {\r\n map = new WeakMap();\r\n updateElements();\r\n }\r\n\r\n return [destroy, updateElements];\r\n};\r\n\r\n/**\r\n * Creates a DOM observer which observes DOM changes to either the target element or its children.\r\n * @param target The element which shall be observed.\r\n * @param isContentObserver Whether this observer is just observing the target or just the targets children. (not only direct children but also nested ones)\r\n * @param callback The callback which gets called if a change was detected.\r\n * @param options The options for DOM change detection.\r\n * @returns A object which represents the instance of the DOM observer.\r\n */\r\nexport const createDOMObserver = (\r\n target: HTMLElement,\r\n isContentObserver: ContentObserver,\r\n callback: DOMObserverCallback,\r\n options?: DOMObserverOptions\r\n): DOMObserver => {\r\n let isConnected = false;\r\n const {\r\n _attributes,\r\n _styleChangingAttributes,\r\n _eventContentChange,\r\n _nestedTargetSelector,\r\n _ignoreTargetChange,\r\n _ignoreContentChange,\r\n } = (options as DOMContentObserverOptions & DOMTargetObserverOptions) || {};\r\n const debouncedEventContentChange = debounce(\r\n () => {\r\n if (isConnected) {\r\n (callback as DOMContentObserverCallback)(true);\r\n }\r\n },\r\n { _timeout: 33, _maxDelay: 99 }\r\n );\r\n const [destroyEventContentChange, updateEventContentChangeElements] = createEventContentChange(\r\n target,\r\n debouncedEventContentChange,\r\n _eventContentChange\r\n );\r\n\r\n // MutationObserver\r\n const finalAttributes = _attributes || [];\r\n const finalStyleChangingAttributes = _styleChangingAttributes || [];\r\n const observedAttributes = finalAttributes.concat(finalStyleChangingAttributes);\r\n const observerCallback = (\r\n mutations: MutationRecord[],\r\n fromRecords?: true\r\n ): void | Parameters> => {\r\n const ignoreTargetChange = _ignoreTargetChange || noop;\r\n const ignoreContentChange = _ignoreContentChange || noop;\r\n const targetChangedAttrs: string[] = [];\r\n const totalAddedNodes: Node[] = [];\r\n let targetStyleChanged = false;\r\n let contentChanged = false;\r\n let childListChanged = false;\r\n each(mutations, (mutation) => {\r\n const { attributeName, target: mutationTarget, type, oldValue, addedNodes } = mutation;\r\n const isAttributesType = type === 'attributes';\r\n const isChildListType = type === 'childList';\r\n const targetIsMutationTarget = target === mutationTarget;\r\n const attributeValue =\r\n isAttributesType && isString(attributeName)\r\n ? attr(mutationTarget as HTMLElement, attributeName!)\r\n : 0;\r\n const attributeChanged = attributeValue !== 0 && oldValue !== attributeValue;\r\n const styleChangingAttrChanged =\r\n indexOf(finalStyleChangingAttributes, attributeName) > -1 && attributeChanged;\r\n\r\n // if is content observer and something changed in children\r\n if (isContentObserver && !targetIsMutationTarget) {\r\n const notOnlyAttrChanged = !isAttributesType;\r\n const contentAttrChanged = isAttributesType && styleChangingAttrChanged;\r\n const isNestedTarget =\r\n contentAttrChanged && _nestedTargetSelector && is(mutationTarget, _nestedTargetSelector);\r\n const baseAssertion = isNestedTarget\r\n ? !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n : notOnlyAttrChanged || contentAttrChanged;\r\n const contentFinalChanged =\r\n baseAssertion && !ignoreContentChange(mutation, !!isNestedTarget, target, options);\r\n\r\n push(totalAddedNodes, addedNodes);\r\n\r\n contentChanged = contentChanged || contentFinalChanged;\r\n childListChanged = childListChanged || isChildListType;\r\n }\r\n // if is target observer and target attr changed\r\n if (\r\n !isContentObserver &&\r\n targetIsMutationTarget &&\r\n attributeChanged &&\r\n !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n ) {\r\n push(targetChangedAttrs, attributeName!);\r\n targetStyleChanged = targetStyleChanged || styleChangingAttrChanged;\r\n }\r\n });\r\n\r\n if (childListChanged && !isEmptyArray(totalAddedNodes)) {\r\n // adds / removes the new elements from the event content change\r\n updateEventContentChangeElements((selector) =>\r\n totalAddedNodes.reduce((arr, node) => {\r\n push(arr, find(selector, node));\r\n return is(node, selector) ? push(arr, node) : arr;\r\n }, [])\r\n );\r\n }\r\n\r\n if (isContentObserver) {\r\n !fromRecords && contentChanged && (callback as DOMContentObserverCallback)(false);\r\n return [false] as Parameters>;\r\n }\r\n if (!isEmptyArray(targetChangedAttrs) || targetStyleChanged) {\r\n !fromRecords &&\r\n (callback as DOMTargetObserverCallback)(targetChangedAttrs, targetStyleChanged);\r\n return [targetChangedAttrs, targetStyleChanged] as Parameters<\r\n DOMObserverCallback\r\n >;\r\n }\r\n };\r\n const mutationObserver: MutationObserver = new MutationObserverConstructor!((mutations) =>\r\n observerCallback(mutations)\r\n );\r\n\r\n // Connect\r\n mutationObserver.observe(target, {\r\n attributes: true,\r\n attributeOldValue: true,\r\n attributeFilter: observedAttributes,\r\n subtree: isContentObserver,\r\n childList: isContentObserver,\r\n characterData: isContentObserver,\r\n });\r\n isConnected = true;\r\n\r\n return [\r\n () => {\r\n if (isConnected) {\r\n destroyEventContentChange();\r\n mutationObserver.disconnect();\r\n isConnected = false;\r\n }\r\n },\r\n () => {\r\n if (isConnected) {\r\n debouncedEventContentChange._flush();\r\n\r\n const records = mutationObserver.takeRecords();\r\n return !isEmptyArray(records) && observerCallback(records, true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n debounce,\r\n isArray,\r\n isNumber,\r\n each,\r\n indexOf,\r\n isString,\r\n attr,\r\n removeAttr,\r\n CacheValues,\r\n keys,\r\n liesBetween,\r\n scrollSize,\r\n equalWH,\r\n createCache,\r\n WH,\r\n fractionalSize,\r\n isFunction,\r\n ResizeObserverConstructor,\r\n closest,\r\n assignDeep,\r\n push,\r\n scrollLeft,\r\n scrollTop,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n dataAttributeHost,\r\n dataValueHostOverflowVisible,\r\n dataValueHostUpdating,\r\n classNameViewport,\r\n classNameOverflowVisible,\r\n classNameScrollbar,\r\n classNameViewportArrange,\r\n} from 'classnames';\r\nimport { createSizeObserver, SizeObserverCallbackParams } from 'observers/sizeObserver';\r\nimport { createTrinsicObserver } from 'observers/trinsicObserver';\r\nimport { createDOMObserver, DOMObserver } from 'observers/domObserver';\r\nimport type { SetupState, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type {\r\n StructureSetupUpdate,\r\n StructureSetupUpdateHints,\r\n} from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport type StructureSetupObserversUpdate = (checkOption: SetupUpdateCheckOption) => void;\r\n\r\nexport type StructureSetupObservers = [\r\n destroy: () => void,\r\n appendElements: () => void,\r\n updateObservers: () => Partial,\r\n updateObserversOptions: StructureSetupObserversUpdate\r\n];\r\n\r\ntype ExcludeFromTuple = T extends [infer F, ...infer R]\r\n ? [F] extends [E]\r\n ? ExcludeFromTuple\r\n : [F, ...ExcludeFromTuple]\r\n : [];\r\n\r\nconst hostSelector = `[${dataAttributeHost}]`;\r\n\r\n// TODO: observer textarea attrs if textarea\r\n\r\nconst viewportSelector = `.${classNameViewport}`;\r\nconst viewportAttrsFromTarget = ['tabindex'];\r\nconst baseStyleChangingAttrsTextarea = ['wrap', 'cols', 'rows'];\r\nconst baseStyleChangingAttrs = ['id', 'class', 'style', 'open'];\r\n\r\nexport const createStructureSetupObservers = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState,\r\n structureSetupUpdate: (\r\n ...args: ExcludeFromTuple, Parameters[0]>\r\n ) => any\r\n): StructureSetupObservers => {\r\n let debounceTimeout: number | false | undefined;\r\n let debounceMaxDelay: number | false | undefined;\r\n let contentMutationObserver: DOMObserver | undefined;\r\n const [, setState] = state;\r\n const {\r\n _host,\r\n _viewport,\r\n _content,\r\n _isTextarea,\r\n _viewportIsTarget,\r\n _viewportHasClass,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const { _flexboxGlue } = getEnvironment();\r\n\r\n const [updateContentSizeCache] = createCache>(\r\n {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n },\r\n () => {\r\n const hasOver = _viewportHasClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n const hasVpStyle = _viewportHasClass(classNameViewportArrange, '');\r\n const scrollOffsetX = hasVpStyle && scrollLeft(_viewport);\r\n const scrollOffsetY = hasVpStyle && scrollTop(_viewport);\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n _viewportAddRemoveClass(classNameViewportArrange, '');\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n const contentScroll = scrollSize(_content);\r\n const viewportScroll = scrollSize(_viewport);\r\n const fractional = fractionalSize(_viewport);\r\n\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, hasOver);\r\n _viewportAddRemoveClass(classNameViewportArrange, '', hasVpStyle);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n return {\r\n w: viewportScroll.w + contentScroll.w + fractional.w,\r\n h: viewportScroll.h + contentScroll.h + fractional.h,\r\n };\r\n }\r\n );\r\n const contentMutationObserverAttr = _isTextarea\r\n ? baseStyleChangingAttrsTextarea\r\n : baseStyleChangingAttrs.concat(baseStyleChangingAttrsTextarea);\r\n const structureSetupUpdateWithDebouncedAdaptiveUpdateHints = debounce(structureSetupUpdate, {\r\n _timeout: () => debounceTimeout,\r\n _maxDelay: () => debounceMaxDelay,\r\n _mergeParams(prev, curr) {\r\n const [prevObj] = prev;\r\n const [currObj] = curr;\r\n return [\r\n keys(prevObj)\r\n .concat(keys(currObj))\r\n .reduce((obj, key) => {\r\n obj[key] = prevObj[key] || currObj[key];\r\n return obj;\r\n }, {}),\r\n ] as [Partial];\r\n },\r\n });\r\n\r\n const updateViewportAttrsFromHost = (attributes?: string[]) => {\r\n each(attributes || viewportAttrsFromTarget, (attribute) => {\r\n if (indexOf(viewportAttrsFromTarget, attribute) > -1) {\r\n const hostAttr = attr(_host, attribute);\r\n if (isString(hostAttr)) {\r\n attr(_viewport, attribute, hostAttr);\r\n } else {\r\n removeAttr(_viewport, attribute);\r\n }\r\n }\r\n });\r\n };\r\n const onTrinsicChanged = (heightIntrinsicCache: CacheValues, fromRecords?: true) => {\r\n const [heightIntrinsic, heightIntrinsicChanged] = heightIntrinsicCache;\r\n const updateHints: Partial = {\r\n _heightIntrinsicChanged: heightIntrinsicChanged,\r\n };\r\n setState({ _heightIntrinsic: heightIntrinsic });\r\n !fromRecords && structureSetupUpdate(updateHints);\r\n return updateHints;\r\n };\r\n const onSizeChanged = ({\r\n _sizeChanged,\r\n _directionIsRTLCache,\r\n _appear,\r\n }: SizeObserverCallbackParams) => {\r\n const updateFn =\r\n !_sizeChanged || _appear\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n let directionChanged = false;\r\n if (_directionIsRTLCache) {\r\n const [directionIsRTL, directionIsRTLChanged] = _directionIsRTLCache;\r\n directionChanged = directionIsRTLChanged;\r\n setState({ _directionIsRTL: directionIsRTL });\r\n }\r\n\r\n updateFn({ _sizeChanged, _directionChanged: directionChanged });\r\n };\r\n const onContentMutation = (contentChangedTroughEvent: boolean, fromRecords?: true) => {\r\n const [, contentSizeChanged] = updateContentSizeCache();\r\n const updateHints: Partial = {\r\n _contentMutation: contentSizeChanged,\r\n };\r\n // if contentChangedTroughEvent is true its already debounced\r\n const updateFn = contentChangedTroughEvent\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n if (contentSizeChanged) {\r\n !fromRecords && updateFn(updateHints);\r\n }\r\n return updateHints;\r\n };\r\n const onHostMutation = (\r\n targetChangedAttrs: string[],\r\n targetStyleChanged: boolean,\r\n fromRecords?: true\r\n ) => {\r\n const updateHints: Partial = { _hostMutation: targetStyleChanged };\r\n if (targetStyleChanged) {\r\n !fromRecords && structureSetupUpdateWithDebouncedAdaptiveUpdateHints(updateHints);\r\n } else if (!_viewportIsTarget) {\r\n updateViewportAttrsFromHost(targetChangedAttrs);\r\n }\r\n return updateHints;\r\n };\r\n\r\n const [destroyTrinsicObserver, appendTrinsicObserver, updateTrinsicObserver] =\r\n _content || !_flexboxGlue ? createTrinsicObserver(_host, onTrinsicChanged) : [noop, noop, noop];\r\n const [destroySizeObserver, appendSizeObserver] = !_viewportIsTarget\r\n ? createSizeObserver(_host, onSizeChanged, {\r\n _appear: true,\r\n _direction: true,\r\n })\r\n : [noop, noop];\r\n const [destroyHostMutationObserver, updateHostMutationObserver] = createDOMObserver(\r\n _host,\r\n false,\r\n onHostMutation,\r\n {\r\n _styleChangingAttributes: baseStyleChangingAttrs,\r\n _attributes: baseStyleChangingAttrs.concat(viewportAttrsFromTarget),\r\n }\r\n );\r\n\r\n const viewportIsTargetResizeObserver =\r\n _viewportIsTarget &&\r\n ResizeObserverConstructor &&\r\n new ResizeObserverConstructor(onSizeChanged.bind(0, { _sizeChanged: true }));\r\n\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.observe(_host);\r\n updateViewportAttrsFromHost();\r\n\r\n return [\r\n () => {\r\n destroyTrinsicObserver();\r\n destroySizeObserver();\r\n contentMutationObserver && contentMutationObserver[0](); // destroy\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.disconnect();\r\n destroyHostMutationObserver();\r\n },\r\n () => {\r\n // order is matter!\r\n appendSizeObserver();\r\n appendTrinsicObserver();\r\n },\r\n () => {\r\n const updateHints: Partial = {};\r\n const hostUpdateResult = updateHostMutationObserver();\r\n const trinsicUpdateResult = updateTrinsicObserver();\r\n const contentUpdateResult = contentMutationObserver && contentMutationObserver[1](); // update\r\n\r\n if (hostUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onHostMutation.apply(\r\n 0,\r\n push(hostUpdateResult, true) as [\r\n ...updateResult: typeof hostUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (trinsicUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onTrinsicChanged.apply(\r\n 0,\r\n push(trinsicUpdateResult as any[], true) as [\r\n ...updateResult: typeof trinsicUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (contentUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onContentMutation.apply(\r\n 0,\r\n push(contentUpdateResult, true) as [\r\n ...updateResult: typeof contentUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n\r\n return updateHints;\r\n },\r\n (checkOption) => {\r\n const [ignoreMutation] = checkOption('updating.ignoreMutation');\r\n const [attributes, attributesChanged] = checkOption('updating.attributes');\r\n const [elementEvents, elementEventsChanged] = checkOption | null>(\r\n 'updating.elementEvents'\r\n );\r\n const [debounceValue, debounceChanged] = checkOption | number | null>(\r\n 'updating.debounce'\r\n );\r\n const updateContentMutationObserver = elementEventsChanged || attributesChanged;\r\n const ignoreMutationFromOptions = (mutation: MutationRecord) =>\r\n isFunction(ignoreMutation) && ignoreMutation(mutation);\r\n\r\n if (updateContentMutationObserver) {\r\n if (contentMutationObserver) {\r\n contentMutationObserver[1](); // update\r\n contentMutationObserver[0](); // destroy\r\n }\r\n contentMutationObserver = createDOMObserver(\r\n _content || _viewport,\r\n true,\r\n onContentMutation,\r\n {\r\n _styleChangingAttributes: contentMutationObserverAttr.concat(attributes || []),\r\n _attributes: contentMutationObserverAttr.concat(attributes || []),\r\n _eventContentChange: elementEvents,\r\n _nestedTargetSelector: hostSelector,\r\n _ignoreContentChange: (mutation, isNestedTarget) => {\r\n const { target, attributeName } = mutation;\r\n const ignore =\r\n !isNestedTarget && attributeName\r\n ? liesBetween(target, hostSelector, viewportSelector)\r\n : false;\r\n return (\r\n ignore ||\r\n !!closest(target, `.${classNameScrollbar}`) || // ignore explicitely all scrollbar elements\r\n !!ignoreMutationFromOptions(mutation)\r\n );\r\n },\r\n }\r\n );\r\n }\r\n\r\n if (debounceChanged) {\r\n structureSetupUpdateWithDebouncedAdaptiveUpdateHints._flush();\r\n if (isArray(debounceValue)) {\r\n const timeout = debounceValue[0];\r\n const maxWait = debounceValue[1];\r\n debounceTimeout = isNumber(timeout) ? timeout : false;\r\n debounceMaxDelay = isNumber(maxWait) ? maxWait : false;\r\n } else if (isNumber(debounceValue)) {\r\n debounceTimeout = debounceValue;\r\n debounceMaxDelay = false;\r\n } else {\r\n debounceTimeout = false;\r\n debounceMaxDelay = false;\r\n }\r\n }\r\n },\r\n ];\r\n};\r\n","import { createEventListenerHub, isEmptyObject, keys } from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createStructureSetupElements } from 'setups/structureSetup/structureSetup.elements';\r\nimport { createStructureSetupUpdate } from 'setups/structureSetup/structureSetup.update';\r\nimport { createStructureSetupObservers } from 'setups/structureSetup/structureSetup.observers';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { TRBL, XY, EventListener } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { Setup } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, StyleObject, OverflowStyle } from 'typings';\r\n\r\nexport interface StructureSetupState {\r\n _padding: TRBL;\r\n _paddingAbsolute: boolean;\r\n _viewportPaddingStyle: StyleObject;\r\n _overflowEdge: XY;\r\n _overflowAmount: XY;\r\n _overflowStyle: XY;\r\n _hasOverflow: XY;\r\n _heightIntrinsic: boolean;\r\n _directionIsRTL: boolean;\r\n}\r\n\r\nexport interface StructureSetupStaticState {\r\n _elements: StructureSetupElementsObj;\r\n _appendElements: () => void;\r\n _addOnUpdatedListener: (listener: EventListener) => void;\r\n}\r\n\r\ntype StructureSetupEventMap = {\r\n u: [updateHints: StructureSetupUpdateHints, changedOptions: DeepPartial, force: boolean];\r\n};\r\n\r\nconst initialXYNumber = { x: 0, y: 0 };\r\nconst initialStructureSetupUpdateState: StructureSetupState = {\r\n _padding: {\r\n t: 0,\r\n r: 0,\r\n b: 0,\r\n l: 0,\r\n },\r\n _paddingAbsolute: false,\r\n _viewportPaddingStyle: {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n paddingTop: 0,\r\n paddingRight: 0,\r\n paddingBottom: 0,\r\n paddingLeft: 0,\r\n },\r\n _overflowEdge: initialXYNumber,\r\n _overflowAmount: initialXYNumber,\r\n _overflowStyle: {\r\n x: 'hidden',\r\n y: 'hidden',\r\n },\r\n _hasOverflow: {\r\n x: false,\r\n y: false,\r\n },\r\n _heightIntrinsic: false,\r\n _directionIsRTL: false,\r\n};\r\n\r\nexport const createStructureSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions\r\n): Setup => {\r\n const checkOptionsFallback = createOptionCheck(options, {});\r\n const state = createState(initialStructureSetupUpdateState);\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub();\r\n const [getState] = state;\r\n const [elements, appendStructureElements, destroyElements] = createStructureSetupElements(target);\r\n const updateStructure = createStructureSetupUpdate(elements, state);\r\n const triggerUpdateEvent: (...args: StructureSetupEventMap['u']) => void = (\r\n updateHints,\r\n changedOptions,\r\n force\r\n ) => {\r\n const truthyUpdateHints = keys(updateHints).some((key) => updateHints[key]);\r\n\r\n if (truthyUpdateHints || !isEmptyObject(changedOptions) || force) {\r\n triggerEvent('u', [updateHints, changedOptions, force]);\r\n }\r\n };\r\n const [destroyObservers, appendObserverElements, updateObservers, updateObserversOptions] =\r\n createStructureSetupObservers(elements, state, (updateHints) => {\r\n triggerUpdateEvent(updateStructure(checkOptionsFallback, updateHints), {}, false);\r\n });\r\n\r\n const structureSetupState = getState.bind(0) as (() => StructureSetupState) &\r\n StructureSetupStaticState;\r\n structureSetupState._addOnUpdatedListener = (listener) => {\r\n addEvent('u', listener);\r\n };\r\n structureSetupState._appendElements = () => {\r\n appendObserverElements();\r\n appendStructureElements();\r\n };\r\n structureSetupState._elements = elements;\r\n\r\n return [\r\n (changedOptions, force?) => {\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n updateObserversOptions(checkOption);\r\n triggerUpdateEvent(\r\n updateStructure(checkOption, updateObservers(), force),\r\n changedOptions,\r\n !!force\r\n );\r\n },\r\n structureSetupState,\r\n () => {\r\n removeEvent();\r\n destroyObservers();\r\n destroyElements();\r\n },\r\n ];\r\n};\r\n","import {\r\n getBoundingClientRect,\r\n offsetSize,\r\n on,\r\n preventDefault,\r\n runEachAndClear,\r\n stopPropagation,\r\n style,\r\n XY,\r\n} from 'support';\r\nimport { classNamesScrollbarInteraction } from 'classnames';\r\nimport type { ReadonlyOptions } from 'options';\r\nimport type { StructureSetupState } from 'setups';\r\nimport type {\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport { getEnvironment } from 'environment';\r\n\r\nexport type ScrollbarsSetupEvents = (\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollbarsAddRemoveClass: ScrollbarsSetupElementsObj['_scrollbarsAddRemoveClass'],\r\n documentElm: Document,\r\n scrollOffsetElm: HTMLElement,\r\n isHorizontal?: boolean\r\n) => () => void;\r\n\r\nconst { round, abs } = Math;\r\nconst getPageOffset = (event: PointerEvent): XY => ({\r\n x: event.pageX,\r\n y: event.pageY,\r\n});\r\nconst getScale = (element: HTMLElement): XY => {\r\n const { width, height } = getBoundingClientRect(element);\r\n const { w, h } = offsetSize(element);\r\n return {\r\n x: round(width) / w || 1,\r\n y: round(height) / h || 1,\r\n };\r\n};\r\nconst continuePointerDown = (\r\n event: PointerEvent,\r\n options: ReadonlyOptions,\r\n scrollType: 'dragScroll' | 'clickScroll'\r\n) => {\r\n const scrollbarOptions = options.scrollbars;\r\n const { button, isPrimary, pointerType } = event;\r\n const { pointers } = scrollbarOptions;\r\n return (\r\n button === 0 &&\r\n isPrimary &&\r\n scrollbarOptions[scrollType] &&\r\n (pointers || []).includes(pointerType)\r\n );\r\n};\r\nconst createRootClickStopPropagationEvents = (scrollbar: HTMLElement, documentElm: Document) =>\r\n on(\r\n scrollbar,\r\n 'mousedown',\r\n on.bind(0, documentElm, 'click', stopPropagation, { _once: true, _capture: true }),\r\n { _capture: true }\r\n );\r\nconst createDragScrollingEvents = (\r\n options: ReadonlyOptions,\r\n doc: Document,\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: () => StructureSetupState,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const { _handle, _track, _scrollbar } = scrollbarStructure;\r\n const scrollOffsetKey = `scroll${isHorizontal ? 'Left' : 'Top'}`;\r\n const xyKey = `${isHorizontal ? 'x' : 'y'}`;\r\n const whKey = `${isHorizontal ? 'w' : 'h'}`;\r\n const createOnPointerMoveHandler =\r\n (mouseDownScroll: number, mouseDownPageOffset: number, mouseDownInvertedScale: number) =>\r\n (event: PointerEvent) => {\r\n const { _overflowAmount } = structureSetupState();\r\n const movement = (getPageOffset(event)[xyKey] - mouseDownPageOffset) * mouseDownInvertedScale;\r\n const handleTrackDiff = offsetSize(_track)[whKey] - offsetSize(_handle)[whKey];\r\n const scrollDeltaPercent = movement / handleTrackDiff;\r\n const scrollDelta = scrollDeltaPercent * _overflowAmount[xyKey];\r\n const isRTL = style(_scrollbar, 'direction') === 'rtl';\r\n const negateMultiplactor =\r\n isRTL && isHorizontal ? (_rtlScrollBehavior.n || _rtlScrollBehavior.i ? 1 : -1) : 1;\r\n\r\n scrollOffsetElement[scrollOffsetKey] =\r\n abs(mouseDownScroll) + scrollDelta * negateMultiplactor;\r\n };\r\n\r\n return on(_handle, 'pointerdown', (pointerDownEvent: PointerEvent) => {\r\n if (continuePointerDown(pointerDownEvent, options, 'dragScroll')) {\r\n const offSelectStart = on(doc, 'selectstart', (event: Event) => preventDefault(event), {\r\n _passive: false,\r\n });\r\n const offPointerMove = on(\r\n _handle,\r\n 'pointermove',\r\n createOnPointerMoveHandler(\r\n scrollOffsetElement[scrollOffsetKey] || 0,\r\n getPageOffset(pointerDownEvent)[xyKey],\r\n 1 / getScale(scrollOffsetElement)[xyKey]\r\n )\r\n );\r\n\r\n on(\r\n _handle,\r\n 'pointerup',\r\n (pointerUpEvent: PointerEvent) => {\r\n offSelectStart();\r\n offPointerMove();\r\n _handle.releasePointerCapture(pointerUpEvent.pointerId);\r\n },\r\n { _once: true }\r\n );\r\n _handle.setPointerCapture(pointerDownEvent.pointerId);\r\n }\r\n });\r\n};\r\n\r\nexport const createScrollbarsSetupEvents =\r\n (\r\n options: ReadonlyOptions,\r\n structureSetupState: () => StructureSetupState\r\n ): ScrollbarsSetupEvents =>\r\n (scrollbarStructure, scrollbarsAddRemoveClass, documentElm, scrollOffsetElm, isHorizontal) => {\r\n const { _scrollbar } = scrollbarStructure;\r\n\r\n return runEachAndClear.bind(0, [\r\n on(_scrollbar, 'pointerenter', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction, true);\r\n }),\r\n on(_scrollbar, 'pointerleave pointercancel', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction);\r\n }),\r\n createRootClickStopPropagationEvents(_scrollbar, documentElm),\r\n createDragScrollingEvents(\r\n options,\r\n documentElm,\r\n scrollbarStructure,\r\n scrollOffsetElm,\r\n structureSetupState,\r\n isHorizontal\r\n ),\r\n ]);\r\n };\r\n","import { offsetSize } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { StructureSetupState } from 'setups';\r\n\r\nconst { min, max, abs } = Math;\r\nexport const getScrollbarHandleLengthRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n isHorizontal?: boolean,\r\n structureSetupState?: StructureSetupState\r\n) => {\r\n if (structureSetupState) {\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const { _overflowAmount, _overflowEdge } = structureSetupState;\r\n\r\n const viewportSize = _overflowEdge[axis];\r\n const overflowAmount = _overflowAmount[axis];\r\n return max(0, min(1, viewportSize / (viewportSize + overflowAmount)));\r\n }\r\n const axis = isHorizontal ? 'w' : 'h';\r\n const handleSize = offsetSize(scrollbarHandle)[axis];\r\n const trackSize = offsetSize(scrollbarTrack)[axis];\r\n return max(0, min(1, handleSize / trackSize));\r\n};\r\nexport const getScrollbarHandleOffsetRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: StructureSetupState,\r\n isRTL: boolean,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const scrollLeftTop = isHorizontal ? 'Left' : 'Top';\r\n const { _overflowAmount } = structureSetupState;\r\n const scrollPositionMax = Math.floor(_overflowAmount[axis]);\r\n const scrollPosition = abs(scrollOffsetElement[`scroll${scrollLeftTop}`]);\r\n const handleRTL = isHorizontal && isRTL;\r\n const rtlNormalizedScrollPosition = _rtlScrollBehavior.i\r\n ? scrollPosition\r\n : scrollPositionMax - scrollPosition;\r\n const finalScrollPosition = handleRTL ? rtlNormalizedScrollPosition : scrollPosition;\r\n const scrollPercent = min(1, finalScrollPosition / scrollPositionMax);\r\n const lengthRatio = getScrollbarHandleLengthRatio(scrollbarHandle, scrollbarTrack, isHorizontal);\r\n\r\n return (1 / lengthRatio) * (1 - lengthRatio) * scrollPercent;\r\n};\r\n","import {\r\n addClass,\r\n appendChildren,\r\n createDiv,\r\n each,\r\n isBoolean,\r\n isEmptyArray,\r\n push,\r\n removeClass,\r\n removeElements,\r\n runEachAndClear,\r\n setT,\r\n style,\r\n} from 'support';\r\nimport {\r\n classNameScrollbar,\r\n classNameScrollbarHorizontal,\r\n classNameScrollbarVertical,\r\n classNameScrollbarTrack,\r\n classNameScrollbarHandle,\r\n classNamesScrollbarTransitionless,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { dynamicInitializationElement as generalDynamicInitializationElement } from 'initialization';\r\nimport {\r\n getScrollbarHandleLengthRatio,\r\n getScrollbarHandleOffsetRatio,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.calculations';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { ScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport type {\r\n ScrollbarsInitialization,\r\n ScrollbarsDynamicInitializationElement,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.initialization';\r\nimport type { StyleObject } from 'typings';\r\nimport { StructureSetupState } from 'setups';\r\n\r\nexport interface ScrollbarStructure {\r\n _scrollbar: HTMLElement;\r\n _track: HTMLElement;\r\n _handle: HTMLElement;\r\n}\r\n\r\nexport interface ScrollbarsSetupElement {\r\n _scrollbarStructures: ScrollbarStructure[];\r\n _clone: () => ScrollbarStructure;\r\n _handleStyle: (\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => void;\r\n}\r\n\r\nexport interface ScrollbarsSetupElementsObj {\r\n _scrollbarsAddRemoveClass: (\r\n classNames: string | false | null | undefined,\r\n add?: boolean,\r\n isHorizontal?: boolean\r\n ) => void;\r\n _refreshScrollbarsHandleLength: (structureSetupState: StructureSetupState) => void;\r\n _refreshScrollbarsHandleOffset: (structureSetupState: StructureSetupState) => void;\r\n _horizontal: ScrollbarsSetupElement;\r\n _vertical: ScrollbarsSetupElement;\r\n}\r\n\r\nexport type ScrollbarsSetupElements = [\r\n elements: ScrollbarsSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport const createScrollbarsSetupElements = (\r\n target: InitializationTarget,\r\n structureSetupElements: StructureSetupElementsObj,\r\n scrollbarsSetupEvents: ScrollbarsSetupEvents\r\n): ScrollbarsSetupElements => {\r\n const { _getDefaultInitialization } = getEnvironment();\r\n const { scrollbarsSlot: defaultScrollbarsSlot } = _getDefaultInitialization();\r\n const { _documentElm, _target, _host, _viewport, _targetIsElm, _scrollOffsetElement } =\r\n structureSetupElements;\r\n const { scrollbarsSlot } = (_targetIsElm ? {} : target) as ScrollbarsInitialization;\r\n const evaluatedScrollbarSlot =\r\n generalDynamicInitializationElement(\r\n [_target, _host, _viewport],\r\n () => _host,\r\n defaultScrollbarsSlot,\r\n scrollbarsSlot\r\n );\r\n const scrollbarStructureAddRemoveClass = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n classNames: string | false | null | undefined,\r\n add?: boolean\r\n ) => {\r\n const action = add ? addClass : removeClass;\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n action(scrollbarStructure._scrollbar, classNames);\r\n });\r\n };\r\n const scrollbarsHandleStyle = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => {\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n const [elm, styles] = elmStyle(scrollbarStructure);\r\n style(elm, styles);\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleLength = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track } = structure;\r\n return [\r\n _handle,\r\n {\r\n [isHorizontal ? 'width' : 'height']: `${(\r\n getScrollbarHandleLengthRatio(_handle, _track, isHorizontal, structureSetupState) * 100\r\n ).toFixed(3)}%`,\r\n },\r\n ];\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleOffset = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n const translateAxis = isHorizontal ? 'X' : 'Y';\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track, _scrollbar } = structure;\r\n const offsetRatio = getScrollbarHandleOffsetRatio(\r\n _handle,\r\n _track,\r\n _scrollOffsetElement,\r\n structureSetupState,\r\n style(_scrollbar, 'direction') === 'rtl',\r\n isHorizontal\r\n );\r\n // eslint-disable-next-line no-self-compare\r\n const validOffsetRatio = offsetRatio === offsetRatio; // is false when offset is NaN\r\n return [\r\n _handle,\r\n {\r\n transform: validOffsetRatio\r\n ? `translate${translateAxis}(${(offsetRatio * 100).toFixed(3)}%)`\r\n : '',\r\n },\r\n ];\r\n });\r\n };\r\n\r\n const destroyFns: (() => void)[] = [];\r\n const horizontalScrollbars: ScrollbarStructure[] = [];\r\n const verticalScrollbars: ScrollbarStructure[] = [];\r\n\r\n const scrollbarsAddRemoveClass = (\r\n className: string | false | null | undefined,\r\n add?: boolean,\r\n onlyHorizontal?: boolean\r\n ) => {\r\n const singleAxis = isBoolean(onlyHorizontal);\r\n const runHorizontal = singleAxis ? onlyHorizontal : true;\r\n const runVertical = singleAxis ? !onlyHorizontal : true;\r\n runHorizontal && scrollbarStructureAddRemoveClass(horizontalScrollbars, className, add);\r\n runVertical && scrollbarStructureAddRemoveClass(verticalScrollbars, className, add);\r\n };\r\n const refreshScrollbarsHandleLength = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleLength(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleLength(verticalScrollbars, structureSetupState);\r\n };\r\n const refreshScrollbarsHandleOffset = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleOffset(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleOffset(verticalScrollbars, structureSetupState);\r\n };\r\n const generateScrollbarDOM = (isHorizontal?: boolean): ScrollbarStructure => {\r\n const scrollbarClassName = isHorizontal\r\n ? classNameScrollbarHorizontal\r\n : classNameScrollbarVertical;\r\n const arrToPush = isHorizontal ? horizontalScrollbars : verticalScrollbars;\r\n const transitionlessClass = isEmptyArray(arrToPush) ? classNamesScrollbarTransitionless : '';\r\n const scrollbar = createDiv(\r\n `${classNameScrollbar} ${scrollbarClassName} ${transitionlessClass}`\r\n );\r\n const track = createDiv(classNameScrollbarTrack);\r\n const handle = createDiv(classNameScrollbarHandle);\r\n const result = {\r\n _scrollbar: scrollbar,\r\n _track: track,\r\n _handle: handle,\r\n };\r\n\r\n appendChildren(scrollbar, track);\r\n appendChildren(track, handle);\r\n\r\n push(arrToPush, result);\r\n push(destroyFns, [\r\n removeElements.bind(0, scrollbar),\r\n scrollbarsSetupEvents(\r\n result,\r\n scrollbarsAddRemoveClass,\r\n _documentElm,\r\n _scrollOffsetElement,\r\n isHorizontal\r\n ),\r\n ]);\r\n\r\n return result;\r\n };\r\n const generateHorizontalScrollbarStructure = generateScrollbarDOM.bind(0, true);\r\n const generateVerticalScrollbarStructure = generateScrollbarDOM.bind(0, false);\r\n const appendElements = () => {\r\n appendChildren(evaluatedScrollbarSlot, horizontalScrollbars[0]._scrollbar);\r\n appendChildren(evaluatedScrollbarSlot, verticalScrollbars[0]._scrollbar);\r\n\r\n setT(() => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTransitionless);\r\n }, 300);\r\n };\r\n\r\n generateHorizontalScrollbarStructure();\r\n generateVerticalScrollbarStructure();\r\n\r\n return [\r\n {\r\n _refreshScrollbarsHandleLength: refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset: refreshScrollbarsHandleOffset,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _horizontal: {\r\n _scrollbarStructures: horizontalScrollbars,\r\n _clone: generateHorizontalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, horizontalScrollbars),\r\n },\r\n _vertical: {\r\n _scrollbarStructures: verticalScrollbars,\r\n _clone: generateVerticalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, verticalScrollbars),\r\n },\r\n },\r\n appendElements,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import {\r\n rAF,\r\n cAF,\r\n isFunction,\r\n on,\r\n runEachAndClear,\r\n setT,\r\n clearT,\r\n parent,\r\n scrollLeft,\r\n scrollTop,\r\n} from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport {\r\n createScrollbarsSetupElements,\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport {\r\n classNamesScrollbarVisible,\r\n classNamesScrollbarUnusable,\r\n classNamesScrollbarCornerless,\r\n classNamesScrollbarAutoHidden,\r\n classNamesScrollbarHandleInteractive,\r\n classNamesScrollbarTrackInteractive,\r\n} from 'classnames';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type {\r\n ReadonlyOptions,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport type { Setup, StructureSetupState, StructureSetupStaticState } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { OverflowStyle, StyleObject } from 'typings';\r\n\r\n// eslint-disable-next-line @typescript-eslint/no-empty-interface\r\nexport interface ScrollbarsSetupState {}\r\n\r\nexport interface ScrollbarsSetupStaticState {\r\n _elements: ScrollbarsSetupElementsObj;\r\n _appendElements: () => void;\r\n}\r\n\r\nconst createSelfCancelTimeout = (timeout?: number | (() => number)) => {\r\n let id: number;\r\n const setTFn = timeout ? setT : rAF!;\r\n const clearTFn = timeout ? clearT : cAF!;\r\n return [\r\n (callback: () => any) => {\r\n clearTFn(id);\r\n // @ts-ignore\r\n id = setTFn(callback, isFunction(timeout) ? timeout() : timeout);\r\n },\r\n () => clearTFn(id),\r\n ] as [timeout: (callback: () => any) => void, clear: () => void];\r\n};\r\n\r\nexport const createScrollbarsSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions,\r\n structureSetupState: (() => StructureSetupState) & StructureSetupStaticState\r\n): Setup => {\r\n let autoHideIsMove: boolean;\r\n let autoHideIsLeave: boolean;\r\n let autoHideNotNever: boolean;\r\n let mouseInHost: boolean | undefined;\r\n let prevTheme: string | null | undefined;\r\n let globalAutoHideDelay = 0;\r\n\r\n const state = createState({});\r\n const [getState] = state;\r\n const [requestMouseMoveAnimationFrame, cancelMouseMoveAnimationFrame] = createSelfCancelTimeout();\r\n const [requestScrollAnimationFrame, cancelScrollAnimationFrame] = createSelfCancelTimeout();\r\n const [scrollTimeout, clearScrollTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideMoveTimeout, clearAutoHideTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideTimeout, clearAutoTimeout] = createSelfCancelTimeout(() => globalAutoHideDelay);\r\n const [elements, appendElements, destroyElements] = createScrollbarsSetupElements(\r\n target,\r\n structureSetupState._elements,\r\n createScrollbarsSetupEvents(options, structureSetupState)\r\n );\r\n const {\r\n _host,\r\n _viewport,\r\n _scrollOffsetElement,\r\n _scrollEventElement,\r\n _viewportIsTarget,\r\n _isBody,\r\n } = structureSetupState._elements;\r\n const {\r\n _horizontal,\r\n _vertical,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset,\r\n } = elements;\r\n const { _handleStyle: styleHorizontal } = _horizontal;\r\n const { _handleStyle: styleVertical } = _vertical;\r\n const styleScrollbarPosition = (structure: ScrollbarStructure) => {\r\n const { _scrollbar } = structure;\r\n const elm = _viewportIsTarget && !_isBody && parent(_scrollbar) === _viewport && _scrollbar;\r\n return [\r\n elm,\r\n {\r\n transform: elm\r\n ? `translate(${scrollLeft(_scrollOffsetElement)}px, ${scrollTop(_scrollOffsetElement)}px)`\r\n : '',\r\n },\r\n ] as [HTMLElement | false, StyleObject];\r\n };\r\n const manageScrollbarsAutoHide = (removeAutoHide: boolean, delayless?: boolean) => {\r\n clearAutoTimeout();\r\n if (removeAutoHide) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden);\r\n } else {\r\n const hide = () => scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden, true);\r\n if (globalAutoHideDelay > 0 && !delayless) {\r\n auotHideTimeout(hide);\r\n } else {\r\n hide();\r\n }\r\n }\r\n };\r\n const onHostMouseEnter = () => {\r\n mouseInHost = autoHideIsLeave;\r\n mouseInHost && manageScrollbarsAutoHide(true);\r\n };\r\n\r\n const destroyFns: (() => void)[] = [\r\n clearScrollTimeout,\r\n clearAutoTimeout,\r\n clearAutoHideTimeout,\r\n cancelScrollAnimationFrame,\r\n cancelMouseMoveAnimationFrame,\r\n destroyElements,\r\n\r\n on(_host, 'mouseover', onHostMouseEnter, { _once: true }),\r\n on(_host, 'mouseenter', onHostMouseEnter),\r\n on(_host, 'mouseleave', () => {\r\n mouseInHost = false;\r\n autoHideIsLeave && manageScrollbarsAutoHide(false);\r\n }),\r\n on(_host, 'mousemove', () => {\r\n autoHideIsMove &&\r\n requestMouseMoveAnimationFrame(() => {\r\n clearScrollTimeout();\r\n manageScrollbarsAutoHide(true);\r\n auotHideMoveTimeout(() => {\r\n autoHideIsMove && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n }),\r\n on(_scrollEventElement, 'scroll', () => {\r\n requestScrollAnimationFrame(() => {\r\n _refreshScrollbarsHandleOffset(structureSetupState());\r\n\r\n autoHideNotNever && manageScrollbarsAutoHide(true);\r\n scrollTimeout(() => {\r\n autoHideNotNever && !mouseInHost && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n\r\n _viewportIsTarget && styleHorizontal(styleScrollbarPosition);\r\n _viewportIsTarget && styleVertical(styleScrollbarPosition);\r\n }),\r\n ];\r\n const scrollbarsSetupState = getState.bind(0) as (() => ScrollbarsSetupState) &\r\n ScrollbarsSetupStaticState;\r\n scrollbarsSetupState._elements = elements;\r\n scrollbarsSetupState._appendElements = appendElements;\r\n\r\n return [\r\n (changedOptions, force, structureUpdateHints) => {\r\n const {\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _directionChanged,\r\n } = structureUpdateHints;\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n const currStructureSetupState = structureSetupState();\r\n const { _overflowAmount, _overflowStyle } = currStructureSetupState;\r\n const [theme, themeChanged] = checkOption('scrollbars.theme');\r\n const [visibility, visibilityChanged] =\r\n checkOption('scrollbars.visibility');\r\n const [autoHide, autoHideChanged] =\r\n checkOption('scrollbars.autoHide');\r\n const [autoHideDelay] = checkOption('scrollbars.autoHideDelay');\r\n const [dragScroll, dragScrollChanged] = checkOption('scrollbars.dragScroll');\r\n const [clickScroll, clickScrollChanged] = checkOption('scrollbars.clickScroll');\r\n\r\n const updateHandle = _overflowEdgeChanged || _overflowAmountChanged || _directionChanged;\r\n const updateVisibility = _overflowStyleChanged || visibilityChanged;\r\n\r\n const setScrollbarVisibility = (overflowStyle: OverflowStyle, isHorizontal: boolean) => {\r\n const isVisible =\r\n visibility === 'visible' || (visibility === 'auto' && overflowStyle === 'scroll');\r\n scrollbarsAddRemoveClass(classNamesScrollbarVisible, isVisible, isHorizontal);\r\n return isVisible;\r\n };\r\n\r\n globalAutoHideDelay = autoHideDelay;\r\n\r\n if (themeChanged) {\r\n scrollbarsAddRemoveClass(prevTheme);\r\n scrollbarsAddRemoveClass(theme, true);\r\n\r\n prevTheme = theme;\r\n }\r\n if (autoHideChanged) {\r\n autoHideIsMove = autoHide === 'move';\r\n autoHideIsLeave = autoHide === 'leave';\r\n autoHideNotNever = autoHide !== 'never';\r\n manageScrollbarsAutoHide(!autoHideNotNever, true);\r\n }\r\n if (dragScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarHandleInteractive, dragScroll);\r\n }\r\n if (clickScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTrackInteractive, clickScroll);\r\n }\r\n if (updateVisibility) {\r\n const xVisible = setScrollbarVisibility(_overflowStyle.x, true);\r\n const yVisible = setScrollbarVisibility(_overflowStyle.y, false);\r\n const hasCorner = xVisible && yVisible;\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarCornerless, !hasCorner);\r\n }\r\n if (updateHandle) {\r\n _refreshScrollbarsHandleLength(currStructureSetupState);\r\n _refreshScrollbarsHandleOffset(currStructureSetupState);\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.x, true);\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.y, false);\r\n }\r\n },\r\n scrollbarsSetupState,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import { OverlayScrollbars } from 'overlayscrollbars';\r\n\r\nconst targets: Set = new Set();\r\nconst targetInstanceMap: WeakMap = new WeakMap();\r\n\r\n/**\r\n * Adds the given OverlayScrollbars instance to the given element.\r\n * @param target The element which is the target of the OverlayScrollbars instance.\r\n * @param osInstance The OverlayScrollbars instance.\r\n */\r\nexport const addInstance = (target: Element, osInstance: OverlayScrollbars): void => {\r\n targetInstanceMap.set(target, osInstance);\r\n targets.add(target);\r\n};\r\n\r\n/**\r\n * Removes a OverlayScrollbars instance from the given element.\r\n * @param target The element from which its OverlayScrollbars instance shall be removed.\r\n */\r\nexport const removeInstance = (target: Element): void => {\r\n targetInstanceMap.delete(target);\r\n targets.delete(target);\r\n};\r\n\r\n/**\r\n * Gets the OverlayScrollbars from the given element or undefined if it doesn't have one.\r\n * @param target The element of which its OverlayScrollbars instance shall be get.\r\n */\r\nexport const getInstance = (target: Element): OverlayScrollbars | undefined =>\r\n targetInstanceMap.get(target);\r\n\r\n/**\r\n * Gets a Map which represents all active OverayScrollbars instances.\r\n * The Key is the element and the value is the instance.\r\n */\r\nexport const allInstances = (): ReadonlyMap => {\r\n const validTargetInstanceMap: Map = new Map();\r\n\r\n targets.forEach((target: Element) => {\r\n /* istanbul ignore else */\r\n if (targetInstanceMap.has(target)) {\r\n validTargetInstanceMap.set(target, targetInstanceMap.get(target)!);\r\n }\r\n });\r\n\r\n targets.clear();\r\n\r\n validTargetInstanceMap.forEach((instance: OverlayScrollbars, validTarget: Element) => {\r\n targets.add(validTarget);\r\n });\r\n\r\n return validTargetInstanceMap;\r\n};\r\n","import {\r\n assignDeep,\r\n isEmptyObject,\r\n each,\r\n isFunction,\r\n keys,\r\n isHTMLElement,\r\n XY,\r\n TRBL,\r\n createEventListenerHub,\r\n} from 'support';\r\nimport { createStructureSetup, createScrollbarsSetup } from 'setups';\r\nimport { getOptionsDiff, Options, ReadonlyOptions } from 'options';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n getPlugins,\r\n addPlugin,\r\n optionsValidationPluginName,\r\n Plugin,\r\n OptionsValidationPluginInstance,\r\n} from 'plugins';\r\nimport { addInstance, getInstance, removeInstance } from 'instances';\r\nimport type { DeepPartial, OverflowStyle } from 'typings';\r\nimport { InitializationTarget, Initialization, cancelInitialization } from 'initialization';\r\nimport type {\r\n InitialEventListeners as GeneralInitialEventListeners,\r\n EventListener as GeneralEventListener,\r\n} from 'support/eventListeners';\r\n\r\nexport interface OverlayScrollbarsStatic {\r\n (\r\n target: InitializationTarget,\r\n options?: DeepPartial,\r\n eventListeners?: GeneralInitialEventListeners\r\n ): OverlayScrollbars;\r\n\r\n plugin(plugin: Plugin | Plugin[]): void;\r\n env(): Environment;\r\n}\r\n\r\nexport interface Environment {\r\n scrollbarsSize: XY;\r\n scrollbarsOverlaid: XY;\r\n scrollbarsHiding: boolean;\r\n rtlScrollBehavior: { n: boolean; i: boolean };\r\n flexboxGlue: boolean;\r\n cssCustomProperties: boolean;\r\n staticDefaultInitialization: Initialization;\r\n staticDefaultOptions: Options;\r\n\r\n getDefaultInitialization(): Initialization;\r\n setDefaultInitialization(newDefaultInitialization: DeepPartial): void;\r\n getDefaultOptions(): Options;\r\n setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nexport interface State {\r\n padding: TRBL;\r\n paddingAbsolute: boolean;\r\n overflowEdge: XY;\r\n overflowAmount: XY;\r\n overflowStyle: XY;\r\n hasOverflow: XY;\r\n destroyed: boolean;\r\n}\r\n\r\nexport interface Elements {\r\n target: HTMLElement;\r\n host: HTMLElement;\r\n padding: HTMLElement;\r\n viewport: HTMLElement;\r\n content: HTMLElement;\r\n}\r\n\r\nexport interface OnUpdatedEventListenerArgs {\r\n updateHints: {\r\n sizeChanged: boolean;\r\n directionChanged: boolean;\r\n heightIntrinsicChanged: boolean;\r\n overflowEdgeChanged: boolean;\r\n overflowAmountChanged: boolean;\r\n overflowStyleChanged: boolean;\r\n hostMutation: boolean;\r\n contentMutation: boolean;\r\n };\r\n changedOptions: DeepPartial;\r\n force: boolean;\r\n}\r\n\r\nexport type EventListenerMap = {\r\n /**\r\n * Triggered after all elements are initialized and appended.\r\n */\r\n initialized: [instance: OverlayScrollbars];\r\n /**\r\n * Triggered after an update.\r\n */\r\n updated: [instance: OverlayScrollbars, onUpdatedArgs: OnUpdatedEventListenerArgs];\r\n /**\r\n * Triggered after all elements, observers and events are destroyed.\r\n */\r\n destroyed: [instance: OverlayScrollbars, canceled: boolean];\r\n};\r\n\r\nexport type InitialEventListeners = GeneralInitialEventListeners;\r\n\r\nexport type EventListener = GeneralEventListener<\r\n EventListenerMap,\r\n Name\r\n>;\r\n\r\nexport interface OverlayScrollbars {\r\n options(): Options;\r\n options(newOptions?: DeepPartial): Options;\r\n\r\n update(force?: boolean): OverlayScrollbars;\r\n\r\n destroy(): void;\r\n\r\n state(): State;\r\n\r\n elements(): Elements;\r\n\r\n on(name: Name, listener: EventListener): () => void;\r\n on(name: Name, listener: EventListener[]): () => void;\r\n\r\n off(name: Name, listener: EventListener): void;\r\n off(name: Name, listener: EventListener[]): void;\r\n}\r\n\r\n/**\r\n * Notes:\r\n * Height intrinsic detection use \"content: true\" init strategy - or open ticket for custom height intrinsic observer\r\n */\r\n\r\nexport const OverlayScrollbars: OverlayScrollbarsStatic = (\r\n target,\r\n options?,\r\n eventListeners?\r\n): OverlayScrollbars => {\r\n let destroyed = false;\r\n const { _getDefaultOptions, _addListener: addEnvListener } = getEnvironment();\r\n const plugins = getPlugins();\r\n const targetIsElement = isHTMLElement(target);\r\n const instanceTarget = targetIsElement ? target : target.target;\r\n const potentialInstance = getInstance(instanceTarget);\r\n if (potentialInstance) {\r\n return potentialInstance;\r\n }\r\n\r\n const optionsValidationPlugin = plugins[\r\n optionsValidationPluginName\r\n ] as OptionsValidationPluginInstance;\r\n const validateOptions = (newOptions?: DeepPartial) => {\r\n const opts = newOptions || {};\r\n const validate = optionsValidationPlugin && optionsValidationPlugin._;\r\n return validate ? validate(opts, true) : opts;\r\n };\r\n const currentOptions: ReadonlyOptions = assignDeep(\r\n {},\r\n _getDefaultOptions(),\r\n validateOptions(options)\r\n );\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub(eventListeners);\r\n const [updateStructure, structureState, destroyStructure] = createStructureSetup(\r\n target,\r\n currentOptions\r\n );\r\n const [updateScrollbars, scrollbarsState, destroyScrollbars] = createScrollbarsSetup(\r\n target,\r\n currentOptions,\r\n structureState\r\n );\r\n const update = (changedOptions: DeepPartial, force?: boolean) => {\r\n updateStructure(changedOptions, !!force);\r\n };\r\n const removeEnvListener = addEnvListener(update.bind(0, {}, true));\r\n const destroy = (canceled?: boolean) => {\r\n removeInstance(instanceTarget);\r\n removeEnvListener();\r\n\r\n destroyScrollbars();\r\n destroyStructure();\r\n\r\n destroyed = true;\r\n\r\n // eslint-disable-next-line no-use-before-define\r\n triggerEvent('destroyed', [instance, !!canceled]);\r\n removeEvent();\r\n };\r\n\r\n const instance: OverlayScrollbars = {\r\n options(newOptions?: DeepPartial) {\r\n if (newOptions) {\r\n const changedOptions = getOptionsDiff(currentOptions, validateOptions(newOptions));\r\n\r\n if (!isEmptyObject(changedOptions)) {\r\n assignDeep(currentOptions, changedOptions);\r\n update(changedOptions);\r\n }\r\n }\r\n return assignDeep({}, currentOptions);\r\n },\r\n on: addEvent,\r\n off: (name, listener) => {\r\n name && listener && removeEvent(name, listener as any);\r\n },\r\n state() {\r\n const {\r\n _overflowEdge,\r\n _overflowAmount,\r\n _overflowStyle,\r\n _hasOverflow,\r\n _padding,\r\n _paddingAbsolute,\r\n } = structureState();\r\n return assignDeep(\r\n {},\r\n {\r\n overflowEdge: _overflowEdge,\r\n overflowAmount: _overflowAmount,\r\n overflowStyle: _overflowStyle,\r\n hasOverflow: _hasOverflow,\r\n padding: _padding,\r\n paddingAbsolute: _paddingAbsolute,\r\n destroyed,\r\n }\r\n );\r\n },\r\n elements() {\r\n const { _target, _host, _padding, _viewport, _content } = structureState._elements;\r\n return assignDeep(\r\n {},\r\n {\r\n target: _target,\r\n host: _host,\r\n padding: _padding || _viewport,\r\n viewport: _viewport,\r\n content: _content || _viewport,\r\n }\r\n );\r\n },\r\n update(force?: boolean) {\r\n update({}, force);\r\n return instance;\r\n },\r\n destroy: destroy.bind(0),\r\n };\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force: boolean) => {\r\n updateScrollbars(changedOptions, force, updateHints);\r\n });\r\n\r\n each(keys(plugins), (pluginName) => {\r\n const pluginInstance = plugins[pluginName];\r\n if (isFunction(pluginInstance)) {\r\n pluginInstance(OverlayScrollbars, instance);\r\n }\r\n });\r\n\r\n if (cancelInitialization(!targetIsElement && target.cancel, structureState._elements)) {\r\n destroy(true);\r\n return instance;\r\n }\r\n\r\n structureState._appendElements();\r\n scrollbarsState._appendElements();\r\n\r\n addInstance(instanceTarget, instance);\r\n triggerEvent('initialized', [instance]);\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force) => {\r\n const {\r\n _sizeChanged,\r\n _directionChanged,\r\n _heightIntrinsicChanged,\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _contentMutation,\r\n _hostMutation,\r\n } = updateHints;\r\n\r\n triggerEvent('updated', [\r\n instance,\r\n {\r\n updateHints: {\r\n sizeChanged: _sizeChanged,\r\n directionChanged: _directionChanged,\r\n heightIntrinsicChanged: _heightIntrinsicChanged,\r\n overflowEdgeChanged: _overflowEdgeChanged,\r\n overflowAmountChanged: _overflowAmountChanged,\r\n overflowStyleChanged: _overflowStyleChanged,\r\n contentMutation: _contentMutation,\r\n hostMutation: _hostMutation,\r\n },\r\n changedOptions,\r\n force,\r\n },\r\n ]);\r\n });\r\n\r\n return instance.update(true);\r\n};\r\n\r\nOverlayScrollbars.plugin = addPlugin;\r\nOverlayScrollbars.env = () => {\r\n const {\r\n _nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding,\r\n _rtlScrollBehavior,\r\n _flexboxGlue,\r\n _cssCustomProperties,\r\n _staticDefaultInitialization,\r\n _staticDefaultOptions,\r\n _getDefaultInitialization,\r\n _setDefaultInitialization,\r\n _getDefaultOptions,\r\n _setDefaultOptions,\r\n } = getEnvironment();\r\n return assignDeep(\r\n {},\r\n {\r\n scrollbarsSize: _nativeScrollbarsSize,\r\n scrollbarsOverlaid: _nativeScrollbarsOverlaid,\r\n scrollbarsHiding: _nativeScrollbarsHiding,\r\n rtlScrollBehavior: _rtlScrollBehavior,\r\n flexboxGlue: _flexboxGlue,\r\n cssCustomProperties: _cssCustomProperties,\r\n staticDefaultInitialization: _staticDefaultInitialization,\r\n staticDefaultOptions: _staticDefaultOptions,\r\n\r\n getDefaultInitialization: _getDefaultInitialization,\r\n setDefaultInitialization: _setDefaultInitialization,\r\n getDefaultOptions: _getDefaultOptions,\r\n setDefaultOptions: _setDefaultOptions,\r\n }\r\n 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from 'support'; import { getEnvironment } from 'environment'; import { @@ -41,7 +40,6 @@ export interface SizeObserverCallbackParams { export type SizeObserver = [destroy: () => void, append: () => void]; const scrollAmount = 3333333; -const getElmDirectionIsRTL = (elm: HTMLElement): boolean => style(elm, 'direction') === 'rtl'; const domRectHasDimensions = (rect?: DOMRectReadOnly) => rect && (rect.height || rect.width); /** @@ -67,7 +65,7 @@ export const createSizeObserver = ( ); const sizeObserver = baseElements[0] as HTMLElement; const listenerElement = sizeObserver.firstChild as HTMLElement; - const getIsDirectionRTL = getElmDirectionIsRTL.bind(0, sizeObserver); + const getIsDirectionRTL = directionIsRTL.bind(0, target); const [updateResizeObserverContentRectCache] = createCache({ _initialValue: undefined, _alwaysUpdateValues: true, @@ -117,7 +115,7 @@ export const createSizeObserver = ( if (observeDirectionChange && doDirectionScroll) { const rtl = hasDirectionCache ? (sizeChangedContext as CacheValues)[0] - : getElmDirectionIsRTL(sizeObserver); + : directionIsRTL(sizeObserver); scrollLeft( sizeObserver, rtl @@ -145,7 +143,6 @@ export const createSizeObserver = ( let appearCallback: ((...args: any) => any) | false = observeAppearChange ? onSizeChangedCallbackProxy : false; - let directionIsRTLCache: Cache | undefined; return [ () => { @@ -170,23 +167,22 @@ export const createSizeObserver = ( } if (observeDirectionChange) { - directionIsRTLCache = createCache( + const [updateDirectionIsRTLCache] = createCache( { _initialValue: !getIsDirectionRTL(), // invert current value to trigger initial change }, getIsDirectionRTL ); - const [updateDirectionIsRTLCache] = directionIsRTLCache; push( offListeners, on(sizeObserver, 'scroll', (event: Event) => { const directionIsRTLCacheValues = updateDirectionIsRTLCache(); - const [directionIsRTL, directionIsRTLChanged] = directionIsRTLCacheValues; + const [directionIsRTLCache, directionIsRTLCacheChanged] = directionIsRTLCacheValues; - if (directionIsRTLChanged) { + if (directionIsRTLCacheChanged) { removeClass(listenerElement, 'ltr rtl'); - if (directionIsRTL) { + if (directionIsRTLCache) { addClass(listenerElement, 'rtl'); } else { addClass(listenerElement, 'ltr'); diff --git a/packages/overlayscrollbars/src/overlayscrollbars.ts b/packages/overlayscrollbars/src/overlayscrollbars.ts index 0850e42..8676528 100644 --- a/packages/overlayscrollbars/src/overlayscrollbars.ts +++ b/packages/overlayscrollbars/src/overlayscrollbars.ts @@ -61,6 +61,7 @@ export interface State { overflowAmount: XY; overflowStyle: XY; hasOverflow: XY; + directionRTL: boolean; destroyed: boolean; } @@ -213,6 +214,7 @@ export const OverlayScrollbars: OverlayScrollbarsStatic = ( _hasOverflow, _padding, _paddingAbsolute, + _directionIsRTL, } = structureState(); return assignDeep( {}, @@ -223,6 +225,7 @@ export const OverlayScrollbars: OverlayScrollbarsStatic = ( hasOverflow: _hasOverflow, padding: _padding, paddingAbsolute: _paddingAbsolute, + directionRTL: _directionIsRTL, destroyed, } ); diff --git a/packages/overlayscrollbars/src/setups/scrollbarsSetup/scrollbarsSetup.elements.ts b/packages/overlayscrollbars/src/setups/scrollbarsSetup/scrollbarsSetup.elements.ts index 2fb5242..6af0aa6 100644 --- a/packages/overlayscrollbars/src/setups/scrollbarsSetup/scrollbarsSetup.elements.ts +++ b/packages/overlayscrollbars/src/setups/scrollbarsSetup/scrollbarsSetup.elements.ts @@ -2,6 +2,7 @@ import { addClass, appendChildren, createDiv, + directionIsRTL, each, isBoolean, isEmptyArray, @@ -138,7 +139,7 @@ export const createScrollbarsSetupElements = ( _track, _scrollOffsetElement, structureSetupState, - style(_scrollbar, 'direction') === 'rtl', + directionIsRTL(_scrollbar), isHorizontal ); // eslint-disable-next-line no-self-compare diff --git a/packages/overlayscrollbars/src/setups/scrollbarsSetup/scrollbarsSetup.events.ts b/packages/overlayscrollbars/src/setups/scrollbarsSetup/scrollbarsSetup.events.ts index b2e3027..c624100 100644 --- a/packages/overlayscrollbars/src/setups/scrollbarsSetup/scrollbarsSetup.events.ts +++ b/packages/overlayscrollbars/src/setups/scrollbarsSetup/scrollbarsSetup.events.ts @@ -1,11 +1,11 @@ import { + directionIsRTL, getBoundingClientRect, offsetSize, on, preventDefault, runEachAndClear, stopPropagation, - style, XY, } from 'support'; import { classNamesScrollbarInteraction } from 'classnames'; @@ -25,7 +25,7 @@ export type ScrollbarsSetupEvents = ( isHorizontal?: boolean ) => () => void; -const { round, abs } = Math; +const { round } = Math; const getPageOffset = (event: PointerEvent): XY => ({ x: event.pageX, y: event.pageY, @@ -81,12 +81,11 @@ const createDragScrollingEvents = ( const handleTrackDiff = offsetSize(_track)[whKey] - offsetSize(_handle)[whKey]; const scrollDeltaPercent = movement / handleTrackDiff; const scrollDelta = scrollDeltaPercent * _overflowAmount[xyKey]; - const isRTL = style(_scrollbar, 'direction') === 'rtl'; + const isRTL = directionIsRTL(_scrollbar); const negateMultiplactor = isRTL && isHorizontal ? (_rtlScrollBehavior.n || _rtlScrollBehavior.i ? 1 : -1) : 1; - scrollOffsetElement[scrollOffsetKey] = - abs(mouseDownScroll) + scrollDelta * negateMultiplactor; + scrollOffsetElement[scrollOffsetKey] = mouseDownScroll + scrollDelta * negateMultiplactor; }; return on(_handle, 'pointerdown', (pointerDownEvent: PointerEvent) => { diff --git a/packages/overlayscrollbars/src/setups/structureSetup/structureSetup.observers.ts b/packages/overlayscrollbars/src/setups/structureSetup/structureSetup.observers.ts index 9df134b..5d0a8e0 100644 --- a/packages/overlayscrollbars/src/setups/structureSetup/structureSetup.observers.ts +++ b/packages/overlayscrollbars/src/setups/structureSetup/structureSetup.observers.ts @@ -158,6 +158,7 @@ export const createStructureSetupObservers = ( _heightIntrinsicChanged: heightIntrinsicChanged, }; setState({ _heightIntrinsic: heightIntrinsic }); + !fromRecords && structureSetupUpdate(updateHints); return updateHints; }; @@ -175,6 +176,7 @@ export const createStructureSetupObservers = ( if (_directionIsRTLCache) { const [directionIsRTL, directionIsRTLChanged] = _directionIsRTLCache; directionChanged = directionIsRTLChanged; + setState({ _directionIsRTL: directionIsRTL }); } diff --git a/packages/overlayscrollbars/src/support/dom/style.ts b/packages/overlayscrollbars/src/support/dom/style.ts index 0e37605..4162ac8 100644 --- a/packages/overlayscrollbars/src/support/dom/style.ts +++ b/packages/overlayscrollbars/src/support/dom/style.ts @@ -109,6 +109,9 @@ export const show = (elm: HTMLElement | false | null | undefined): void => { style(elm, { display: 'block' }); }; +export const directionIsRTL = (elm: HTMLElement | false | null | undefined): boolean => + style(elm, 'direction') === 'rtl'; + /** * Returns the top right bottom left values of the passed css property. * @param elm The element of which the values shall be returned. diff --git a/packages/overlayscrollbars/types/overlayscrollbars.d.ts b/packages/overlayscrollbars/types/overlayscrollbars.d.ts index b847a14..07825c8 100644 --- a/packages/overlayscrollbars/types/overlayscrollbars.d.ts +++ b/packages/overlayscrollbars/types/overlayscrollbars.d.ts @@ -58,7 +58,7 @@ interface Options { autoHideDelay: number; dragScroll: boolean; clickScroll: boolean; - touch: boolean; + pointers: string[] | null; }; } type PluginInstance = Record | ((staticObj: OverlayScrollbarsStatic, instanceObj: OverlayScrollbars) => void); @@ -72,32 +72,29 @@ type SizeObserverPluginInstance = { ]; }; declare const sizeObserverPlugin: Plugin; -type StaticInitialization = HTMLElement | null | undefined; -type DynamicInitialization = HTMLElement | boolean | null | undefined; -type CancelInitialization = { +type StaticInitialization = HTMLElement | false | null; +type DynamicInitialization = HTMLElement | boolean | null; +type InitializationTargetElement = HTMLElement | HTMLTextAreaElement; +type Initialization = Omit & ScrollbarsInitialization & { cancel: { - nativeScrollbarsOverlaid: boolean | undefined; - body: boolean | null | undefined; + nativeScrollbarsOverlaid: boolean; + body: boolean | null; }; }; -type InitializationTargetElement = HTMLElement | HTMLTextAreaElement; -type InitializationTargetObject = StructureInitialization & ScrollbarsInitialization & DeepPartial; +type InitializationTargetObject = DeepPartial & Pick; type InitializationTarget = InitializationTargetElement | InitializationTargetObject; -type DefaultInitialization = DefaultStructureInitialization & DefaultScrollbarsInitialization & CancelInitialization; /** * Static elements MUST be present. - * Null or undefined behave like if this element wasn't specified during initialization. + * With false, null or undefined the element will be generated, otherwise the specified element is taken. */ type StaticInitializationElement = ((...args: Args) => StaticInitialization) | StaticInitialization; /** * Dynamic element CAN be present. - * If its a element the element will be handled as the repsective element. - * True means that the respective dynamic element is forced to be generated. - * False means that the respective dynamic element is forced NOT to be generated. - * Null or undefined behave like if this element wasn't specified during initialization. + * If its a element the element will be taken as the repsective element. + * With true the element will be generated. + * With false, null or undefined the element won't be generated. */ type DynamicInitializationElement = ((...args: Args) => DynamicInitialization) | DynamicInitialization; -type DefaultInitializtationElement = Exclude; type ScrollbarsDynamicInitializationElement = DynamicInitializationElement<[ target: InitializationTargetElement, host: HTMLElement, @@ -112,11 +109,8 @@ type ScrollbarsDynamicInitializationElement = DynamicInitializationElement<[ * Null or Undefined means that the environment initialization strategy is used. */ interface ScrollbarsInitialization { - scrollbarsSlot?: ScrollbarsDynamicInitializationElement; + scrollbarsSlot: ScrollbarsDynamicInitializationElement; } -type DefaultScrollbarsInitialization = { - [K in keyof ScrollbarsInitialization]: DefaultInitializtationElement; -}; interface StructureSetupState { _padding: TRBL; _paddingAbsolute: boolean; @@ -146,14 +140,11 @@ type StructureDynamicInitializationElement = DynamicInitializationElement<[ */ interface StructureInitialization { target: InitializationTargetElement; - host?: StructureStaticInitializationElement; // only relevant for textarea - viewport?: StructureStaticInitializationElement; - padding?: StructureDynamicInitializationElement; - content?: StructureDynamicInitializationElement; + host: StructureStaticInitializationElement; // only relevant for textarea + viewport: StructureStaticInitializationElement; + padding: StructureDynamicInitializationElement; + content: StructureDynamicInitializationElement; } -type DefaultStructureInitialization = { - [K in keyof Omit]: DefaultInitializtationElement; -}; interface ViewportOverflowState { _scrollbarsHideOffset: XY; _scrollbarsHideOffsetArrange: XY; @@ -176,11 +167,11 @@ interface InternalEnvironment { }; readonly _flexboxGlue: boolean; readonly _cssCustomProperties: boolean; - readonly _staticDefaultInitialization: DefaultInitialization; + readonly _staticDefaultInitialization: Initialization; readonly _staticDefaultOptions: Options; _addListener(listener: EventListener): () => void; - _getDefaultInitialization(): DefaultInitialization; - _setDefaultInitialization(newInitialization: DeepPartial): void; + _getDefaultInitialization(): Initialization; + _setDefaultInitialization(newInitialization: DeepPartial): void; _getDefaultOptions(): Options; _setDefaultOptions(newDefaultOptions: DeepPartial): void; } @@ -202,7 +193,7 @@ declare const scrollbarsHidingPlugin: Plugin; type GeneralInitialEventListeners = InitialEventListeners; type GeneralEventListener = EventListener; interface OverlayScrollbarsStatic { - (target: InitializationTarget | InitializationTargetObject, options?: DeepPartial, eventListeners?: GeneralInitialEventListeners): OverlayScrollbars; + (target: InitializationTarget, options?: DeepPartial, eventListeners?: GeneralInitialEventListeners): OverlayScrollbars; plugin(plugin: Plugin | Plugin[]): void; env(): Environment; } @@ -216,10 +207,10 @@ interface Environment { }; flexboxGlue: boolean; cssCustomProperties: boolean; - staticDefaultInitialization: DefaultInitialization; + staticDefaultInitialization: Initialization; staticDefaultOptions: Options; - getDefaultInitialization(): DefaultInitialization; - setDefaultInitialization(newDefaultInitialization: DeepPartial): void; + getDefaultInitialization(): Initialization; + setDefaultInitialization(newDefaultInitialization: DeepPartial): void; getDefaultOptions(): Options; setDefaultOptions(newDefaultOptions: DeepPartial): void; }